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Finding the Fourth Proportional to 38,591.48, 57,889.46 and 14,899.14

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Solution

The fourth proportional to 38,591.48, 57,889.46 and 14,899.14 is: 22,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,591.48 : 57,889.46 = 14,899.14 : x
  2. Step 2: Convert to fraction form
    38,591.48/57,889.46 = 14,899.14/x
  3. Step 3: Cross multiply
    38,591.48x = 57,889.46 × 14,899.14
  4. Step 4: Simplify right side
    38,591.48x = 862,503,169.06
  5. Step 5: Solve for x
    x = 862,503,169.06/38,591.48
  6. Step 6: Final answer
    x = 22,349.57

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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.