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Finding the Fourth Proportional to 62,605.60, 93,735.60 and 48,781.60

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Solution

The fourth proportional to 62,605.60, 93,735.60 and 48,781.60 is: 73,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,605.60 : 93,735.60 = 48,781.60 : x
  2. Step 2: Convert to fraction form
    62,605.60/93,735.60 = 48,781.60/x
  3. Step 3: Cross multiply
    62,605.60x = 93,735.60 × 48,781.60
  4. Step 4: Simplify right side
    62,605.60x = 4,572,572,544.96
  5. Step 5: Solve for x
    x = 4,572,572,544.96/62,605.60
  6. Step 6: Final answer
    x = 73,037.76

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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.