Home / 218,524.10-327,425.30-99,934.02

Finding the Fourth Proportional to 218,524.10, 327,425.30 and 99,934.02

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Solution

The fourth proportional to 218,524.10, 327,425.30 and 99,934.02 is: 149,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,524.10 : 327,425.30 = 99,934.02 : x
  2. Step 2: Convert to fraction form
    218,524.10/327,425.30 = 99,934.02/x
  3. Step 3: Cross multiply
    218,524.10x = 327,425.30 × 99,934.02
  4. Step 4: Simplify right side
    218,524.10x = 32,720,926,478.71
  5. Step 5: Solve for x
    x = 32,720,926,478.71/218,524.10
  6. Step 6: Final answer
    x = 149,736.01

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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.