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Finding the Fourth Proportional to 29,630.80, 44,446.20 and 7,444.90

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Solution

The fourth proportional to 29,630.80, 44,446.20 and 7,444.90 is: 11,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.80 : 44,446.20 = 7,444.90 : x
  2. Step 2: Convert to fraction form
    29,630.80/44,446.20 = 7,444.90/x
  3. Step 3: Cross multiply
    29,630.80x = 44,446.20 × 7,444.90
  4. Step 4: Simplify right side
    29,630.80x = 330,897,514.38
  5. Step 5: Solve for x
    x = 330,897,514.38/29,630.80
  6. Step 6: Final answer
    x = 11,167.35

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Similar ratio
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1.5x scale

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.