Home / 75,230.04-103,820.94-41,696.76

Finding the Fourth Proportional to 75,230.04, 103,820.94 and 41,696.76

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Solution

The fourth proportional to 75,230.04, 103,820.94 and 41,696.76 is: 57,543.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,230.04 : 103,820.94 = 41,696.76 : x
  2. Step 2: Convert to fraction form
    75,230.04/103,820.94 = 41,696.76/x
  3. Step 3: Cross multiply
    75,230.04x = 103,820.94 × 41,696.76
  4. Step 4: Simplify right side
    75,230.04x = 4,328,996,818.15
  5. Step 5: Solve for x
    x = 4,328,996,818.15/75,230.04
  6. Step 6: Final answer
    x = 57,543.46

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Double scale
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Similar ratio
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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.