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Finding the Fourth Proportional to 62,601.60, 93,729.60 and 48,777.60

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Solution

The fourth proportional to 62,601.60, 93,729.60 and 48,777.60 is: 73,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,601.60 : 93,729.60 = 48,777.60 : x
  2. Step 2: Convert to fraction form
    62,601.60/93,729.60 = 48,777.60/x
  3. Step 3: Cross multiply
    62,601.60x = 93,729.60 × 48,777.60
  4. Step 4: Simplify right side
    62,601.60x = 4,571,904,936.96
  5. Step 5: Solve for x
    x = 4,571,904,936.96/62,601.60
  6. Step 6: Final answer
    x = 73,031.76

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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.