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Finding the Fourth Proportional to 38,162.34, 57,246.90 and 10,081.98

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Solution

The fourth proportional to 38,162.34, 57,246.90 and 10,081.98 is: 15,123.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,162.34 : 57,246.90 = 10,081.98 : x
  2. Step 2: Convert to fraction form
    38,162.34/57,246.90 = 10,081.98/x
  3. Step 3: Cross multiply
    38,162.34x = 57,246.90 × 10,081.98
  4. Step 4: Simplify right side
    38,162.34x = 577,162,100.86
  5. Step 5: Solve for x
    x = 577,162,100.86/38,162.34
  6. Step 6: Final answer
    x = 15,123.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.