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Finding the Fourth Proportional to 37,079.59, 55,618.92 and 8,999.88

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Solution

The fourth proportional to 37,079.59, 55,618.92 and 8,999.88 is: 13,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.59 : 55,618.92 = 8,999.88 : x
  2. Step 2: Convert to fraction form
    37,079.59/55,618.92 = 8,999.88/x
  3. Step 3: Cross multiply
    37,079.59x = 55,618.92 × 8,999.88
  4. Step 4: Simplify right side
    37,079.59x = 500,563,605.73
  5. Step 5: Solve for x
    x = 500,563,605.73/37,079.59
  6. Step 6: Final answer
    x = 13,499.71

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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.