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Finding the Fourth Proportional to 63,257.79, 87,300.27 and 34,962.87

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Solution

The fourth proportional to 63,257.79, 87,300.27 and 34,962.87 is: 48,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,257.79 : 87,300.27 = 34,962.87 : x
  2. Step 2: Convert to fraction form
    63,257.79/87,300.27 = 34,962.87/x
  3. Step 3: Cross multiply
    63,257.79x = 87,300.27 × 34,962.87
  4. Step 4: Simplify right side
    63,257.79x = 3,052,267,990.97
  5. Step 5: Solve for x
    x = 3,052,267,990.97/63,257.79
  6. Step 6: Final answer
    x = 48,251.26

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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.