Home / 152,375.61-227,636.76-98,629.71

Finding the Fourth Proportional to 152,375.61, 227,636.76 and 98,629.71

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Solution

The fourth proportional to 152,375.61, 227,636.76 and 98,629.71 is: 147,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,375.61 : 227,636.76 = 98,629.71 : x
  2. Step 2: Convert to fraction form
    152,375.61/227,636.76 = 98,629.71/x
  3. Step 3: Cross multiply
    152,375.61x = 227,636.76 × 98,629.71
  4. Step 4: Simplify right side
    152,375.61x = 22,451,747,624.14
  5. Step 5: Solve for x
    x = 22,451,747,624.14/152,375.61
  6. Step 6: Final answer
    x = 147,344.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.