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Finding the Fourth Proportional to 62,699.92, 94,159.92 and 48,675.79

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Solution

The fourth proportional to 62,699.92, 94,159.92 and 48,675.79 is: 73,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,699.92 : 94,159.92 = 48,675.79 : x
  2. Step 2: Convert to fraction form
    62,699.92/94,159.92 = 48,675.79/x
  3. Step 3: Cross multiply
    62,699.92x = 94,159.92 × 48,675.79
  4. Step 4: Simplify right side
    62,699.92x = 4,583,307,989.12
  5. Step 5: Solve for x
    x = 4,583,307,989.12/62,699.92
  6. Step 6: Final answer
    x = 73,099.10

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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.