Home / 279,049.04-418,836.60-101,727.44

Finding the Fourth Proportional to 279,049.04, 418,836.60 and 101,727.44

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Solution

The fourth proportional to 279,049.04, 418,836.60 and 101,727.44 is: 152,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,049.04 : 418,836.60 = 101,727.44 : x
  2. Step 2: Convert to fraction form
    279,049.04/418,836.60 = 101,727.44/x
  3. Step 3: Cross multiply
    279,049.04x = 418,836.60 × 101,727.44
  4. Step 4: Simplify right side
    279,049.04x = 42,607,175,096.30
  5. Step 5: Solve for x
    x = 42,607,175,096.30/279,049.04
  6. Step 6: Final answer
    x = 152,687.05

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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.