Home / 237,591.12-356,439.88-79,815.27

Finding the Fourth Proportional to 237,591.12, 356,439.88 and 79,815.27

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Solution

The fourth proportional to 237,591.12, 356,439.88 and 79,815.27 is: 119,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591.12 : 356,439.88 = 79,815.27 : x
  2. Step 2: Convert to fraction form
    237,591.12/356,439.88 = 79,815.27/x
  3. Step 3: Cross multiply
    237,591.12x = 356,439.88 × 79,815.27
  4. Step 4: Simplify right side
    237,591.12x = 28,449,346,248.43
  5. Step 5: Solve for x
    x = 28,449,346,248.43/237,591.12
  6. Step 6: Final answer
    x = 119,740.78

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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.