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Finding the Fourth Proportional to 58,937.40, 88,406.40 and 14,565.06

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Solution

The fourth proportional to 58,937.40, 88,406.40 and 14,565.06 is: 21,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,937.40 : 88,406.40 = 14,565.06 : x
  2. Step 2: Convert to fraction form
    58,937.40/88,406.40 = 14,565.06/x
  3. Step 3: Cross multiply
    58,937.40x = 88,406.40 × 14,565.06
  4. Step 4: Simplify right side
    58,937.40x = 1,287,644,520.38
  5. Step 5: Solve for x
    x = 1,287,644,520.38/58,937.40
  6. Step 6: Final answer
    x = 21,847.66

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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.