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Finding the Fourth Proportional to 70,582.59, 97,404.17 and 38,753.55

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Solution

The fourth proportional to 70,582.59, 97,404.17 and 38,753.55 is: 53,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.59 : 97,404.17 = 38,753.55 : x
  2. Step 2: Convert to fraction form
    70,582.59/97,404.17 = 38,753.55/x
  3. Step 3: Cross multiply
    70,582.59x = 97,404.17 × 38,753.55
  4. Step 4: Simplify right side
    70,582.59x = 3,774,757,178.54
  5. Step 5: Solve for x
    x = 3,774,757,178.54/70,582.59
  6. Step 6: Final answer
    x = 53,480.00

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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.