Home / 53,901.62-80,753.90-39,073.76

Finding the Fourth Proportional to 53,901.62, 80,753.90 and 39,073.76

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Solution

The fourth proportional to 53,901.62, 80,753.90 and 39,073.76 is: 58,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901.62 : 80,753.90 = 39,073.76 : x
  2. Step 2: Convert to fraction form
    53,901.62/80,753.90 = 39,073.76/x
  3. Step 3: Cross multiply
    53,901.62x = 80,753.90 × 39,073.76
  4. Step 4: Simplify right side
    53,901.62x = 3,155,358,103.89
  5. Step 5: Solve for x
    x = 3,155,358,103.89/53,901.62
  6. Step 6: Final answer
    x = 58,539.21

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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.