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Finding the Fourth Proportional to 41,993.51, 57,951.02 and 23,130.63

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Solution

The fourth proportional to 41,993.51, 57,951.02 and 23,130.63 is: 31,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,993.51 : 57,951.02 = 23,130.63 : x
  2. Step 2: Convert to fraction form
    41,993.51/57,951.02 = 23,130.63/x
  3. Step 3: Cross multiply
    41,993.51x = 57,951.02 × 23,130.63
  4. Step 4: Simplify right side
    41,993.51x = 1,340,443,659.57
  5. Step 5: Solve for x
    x = 1,340,443,659.57/41,993.51
  6. Step 6: Final answer
    x = 31,920.26

Related Problems

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Half scale
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Double scale
Find fourth proportional to 41,994.51, 57,952.40 and 23,131.63
Similar ratio
Find fourth proportional to 62,990.26, 86,926.53 and 34,695.95
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.