Home / 41,407.43-61,920.39-30,753.92

Finding the Fourth Proportional to 41,407.43, 61,920.39 and 30,753.92

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Solution

The fourth proportional to 41,407.43, 61,920.39 and 30,753.92 is: 45,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,407.43 : 61,920.39 = 30,753.92 : x
  2. Step 2: Convert to fraction form
    41,407.43/61,920.39 = 30,753.92/x
  3. Step 3: Cross multiply
    41,407.43x = 61,920.39 × 30,753.92
  4. Step 4: Simplify right side
    41,407.43x = 1,904,294,720.43
  5. Step 5: Solve for x
    x = 1,904,294,720.43/41,407.43
  6. Step 6: Final answer
    x = 45,989.20

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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.