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Finding the Fourth Proportional to 62,404.59, 93,608.10 and 15,656.25

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Solution

The fourth proportional to 62,404.59, 93,608.10 and 15,656.25 is: 23,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,404.59 : 93,608.10 = 15,656.25 : x
  2. Step 2: Convert to fraction form
    62,404.59/93,608.10 = 15,656.25/x
  3. Step 3: Cross multiply
    62,404.59x = 93,608.10 × 15,656.25
  4. Step 4: Simplify right side
    62,404.59x = 1,465,551,815.63
  5. Step 5: Solve for x
    x = 1,465,551,815.63/62,404.59
  6. Step 6: Final answer
    x = 23,484.68

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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.