Home / 98,027.35-147,089.67-38,861.71

Finding the Fourth Proportional to 98,027.35, 147,089.67 and 38,861.71

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Solution

The fourth proportional to 98,027.35, 147,089.67 and 38,861.71 is: 58,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,027.35 : 147,089.67 = 38,861.71 : x
  2. Step 2: Convert to fraction form
    98,027.35/147,089.67 = 38,861.71/x
  3. Step 3: Cross multiply
    98,027.35x = 147,089.67 × 38,861.71
  4. Step 4: Simplify right side
    98,027.35x = 5,716,156,099.54
  5. Step 5: Solve for x
    x = 5,716,156,099.54/98,027.35
  6. Step 6: Final answer
    x = 58,311.85

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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.