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Finding the Fourth Proportional to 92,523.98, 138,790.92 and 29,348.90

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Solution

The fourth proportional to 92,523.98, 138,790.92 and 29,348.90 is: 44,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,523.98 : 138,790.92 = 29,348.90 : x
  2. Step 2: Convert to fraction form
    92,523.98/138,790.92 = 29,348.90/x
  3. Step 3: Cross multiply
    92,523.98x = 138,790.92 × 29,348.90
  4. Step 4: Simplify right side
    92,523.98x = 4,073,360,138.03
  5. Step 5: Solve for x
    x = 4,073,360,138.03/92,523.98
  6. Step 6: Final answer
    x = 44,024.92

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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.