Home / 51,742.48-71,404.20-29,386

Finding the Fourth Proportional to 51,742.48, 71,404.20 and 29,386

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Solution

The fourth proportional to 51,742.48, 71,404.20 and 29,386 is: 40,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742.48 : 71,404.20 = 29,386 : x
  2. Step 2: Convert to fraction form
    51,742.48/71,404.20 = 29,386/x
  3. Step 3: Cross multiply
    51,742.48x = 71,404.20 × 29,386
  4. Step 4: Simplify right side
    51,742.48x = 2,098,283,821.20
  5. Step 5: Solve for x
    x = 2,098,283,821.20/51,742.48
  6. Step 6: Final answer
    x = 40,552.44

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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.