Home / 344,654.28-516,981.48-107,996.88

Finding the Fourth Proportional to 344,654.28, 516,981.48 and 107,996.88

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Solution

The fourth proportional to 344,654.28, 516,981.48 and 107,996.88 is: 161,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,654.28 : 516,981.48 = 107,996.88 : x
  2. Step 2: Convert to fraction form
    344,654.28/516,981.48 = 107,996.88/x
  3. Step 3: Cross multiply
    344,654.28x = 516,981.48 × 107,996.88
  4. Step 4: Simplify right side
    344,654.28x = 55,832,386,857.78
  5. Step 5: Solve for x
    x = 55,832,386,857.78/344,654.28
  6. Step 6: Final answer
    x = 161,995.34

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1.5x scale

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.