Home / 172,353.20-237,861.78-95,886.70

Finding the Fourth Proportional to 172,353.20, 237,861.78 and 95,886.70

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Solution

The fourth proportional to 172,353.20, 237,861.78 and 95,886.70 is: 132,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,353.20 : 237,861.78 = 95,886.70 : x
  2. Step 2: Convert to fraction form
    172,353.20/237,861.78 = 95,886.70/x
  3. Step 3: Cross multiply
    172,353.20x = 237,861.78 × 95,886.70
  4. Step 4: Simplify right side
    172,353.20x = 22,807,780,186.10
  5. Step 5: Solve for x
    x = 22,807,780,186.10/172,353.20
  6. Step 6: Final answer
    x = 132,331.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.