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Finding the Fourth Proportional to 237,592.38, 356,441.76 and 79,816.53

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Solution

The fourth proportional to 237,592.38, 356,441.76 and 79,816.53 is: 119,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,592.38 : 356,441.76 = 79,816.53 : x
  2. Step 2: Convert to fraction form
    237,592.38/356,441.76 = 79,816.53/x
  3. Step 3: Cross multiply
    237,592.38x = 356,441.76 × 79,816.53
  4. Step 4: Simplify right side
    237,592.38x = 28,449,944,031.21
  5. Step 5: Solve for x
    x = 28,449,944,031.21/237,592.38
  6. Step 6: Final answer
    x = 119,742.66

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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.