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Finding the Fourth Proportional to 62,095.29, 85,645.29 and 39,414.59

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Solution

The fourth proportional to 62,095.29, 85,645.29 and 39,414.59 is: 54,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,095.29 : 85,645.29 = 39,414.59 : x
  2. Step 2: Convert to fraction form
    62,095.29/85,645.29 = 39,414.59/x
  3. Step 3: Cross multiply
    62,095.29x = 85,645.29 × 39,414.59
  4. Step 4: Simplify right side
    62,095.29x = 3,375,673,562.55
  5. Step 5: Solve for x
    x = 3,375,673,562.55/62,095.29
  6. Step 6: Final answer
    x = 54,362.80

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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.