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Finding the Fourth Proportional to 41,016.81, 61,525.23 and 13,314.81

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Solution

The fourth proportional to 41,016.81, 61,525.23 and 13,314.81 is: 19,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,016.81 : 61,525.23 = 13,314.81 : x
  2. Step 2: Convert to fraction form
    41,016.81/61,525.23 = 13,314.81/x
  3. Step 3: Cross multiply
    41,016.81x = 61,525.23 × 13,314.81
  4. Step 4: Simplify right side
    41,016.81x = 819,196,747.66
  5. Step 5: Solve for x
    x = 819,196,747.66/41,016.81
  6. Step 6: Final answer
    x = 19,972.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.