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Finding the Fourth Proportional to 63,002.16, 86,942.92 and 34,707.92

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Solution

The fourth proportional to 63,002.16, 86,942.92 and 34,707.92 is: 47,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,002.16 : 86,942.92 = 34,707.92 : x
  2. Step 2: Convert to fraction form
    63,002.16/86,942.92 = 34,707.92/x
  3. Step 3: Cross multiply
    63,002.16x = 86,942.92 × 34,707.92
  4. Step 4: Simplify right side
    63,002.16x = 3,017,607,911.93
  5. Step 5: Solve for x
    x = 3,017,607,911.93/63,002.16
  6. Step 6: Final answer
    x = 47,896.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.