Home / 177,037.20-243,747.09-164,964.96

Finding the Fourth Proportional to 177,037.20, 243,747.09 and 164,964.96

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Solution

The fourth proportional to 177,037.20, 243,747.09 and 164,964.96 is: 227,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,037.20 : 243,747.09 = 164,964.96 : x
  2. Step 2: Convert to fraction form
    177,037.20/243,747.09 = 164,964.96/x
  3. Step 3: Cross multiply
    177,037.20x = 243,747.09 × 164,964.96
  4. Step 4: Simplify right side
    177,037.20x = 40,209,728,951.97
  5. Step 5: Solve for x
    x = 40,209,728,951.97/177,037.20
  6. Step 6: Final answer
    x = 227,125.87

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1.5x scale

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.