Home / 218,654.40-327,841.20-92,260.08

Finding the Fourth Proportional to 218,654.40, 327,841.20 and 92,260.08

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Solution

The fourth proportional to 218,654.40, 327,841.20 and 92,260.08 is: 138,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,654.40 : 327,841.20 = 92,260.08 : x
  2. Step 2: Convert to fraction form
    218,654.40/327,841.20 = 92,260.08/x
  3. Step 3: Cross multiply
    218,654.40x = 327,841.20 × 92,260.08
  4. Step 4: Simplify right side
    218,654.40x = 30,246,655,339.30
  5. Step 5: Solve for x
    x = 30,246,655,339.30/218,654.40
  6. Step 6: Final answer
    x = 138,330.88

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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.