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Finding the Fourth Proportional to 62,404.90, 93,412.95 and 36,031.30

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Solution

The fourth proportional to 62,404.90, 93,412.95 and 36,031.30 is: 53,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,404.90 : 93,412.95 = 36,031.30 : x
  2. Step 2: Convert to fraction form
    62,404.90/93,412.95 = 36,031.30/x
  3. Step 3: Cross multiply
    62,404.90x = 93,412.95 × 36,031.30
  4. Step 4: Simplify right side
    62,404.90x = 3,365,790,025.34
  5. Step 5: Solve for x
    x = 3,365,790,025.34/62,404.90
  6. Step 6: Final answer
    x = 53,934.71

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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.