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Finding the Fourth Proportional to 58,909.32, 88,402.86 and 25,647.48

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Solution

The fourth proportional to 58,909.32, 88,402.86 and 25,647.48 is: 38,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,909.32 : 88,402.86 = 25,647.48 : x
  2. Step 2: Convert to fraction form
    58,909.32/88,402.86 = 25,647.48/x
  3. Step 3: Cross multiply
    58,909.32x = 88,402.86 × 25,647.48
  4. Step 4: Simplify right side
    58,909.32x = 2,267,310,583.79
  5. Step 5: Solve for x
    x = 2,267,310,583.79/58,909.32
  6. Step 6: Final answer
    x = 38,488.15

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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.