Home / 79,816.28-119,753.05-34,204.85

Finding the Fourth Proportional to 79,816.28, 119,753.05 and 34,204.85

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Solution

The fourth proportional to 79,816.28, 119,753.05 and 34,204.85 is: 51,319.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,816.28 : 119,753.05 = 34,204.85 : x
  2. Step 2: Convert to fraction form
    79,816.28/119,753.05 = 34,204.85/x
  3. Step 3: Cross multiply
    79,816.28x = 119,753.05 × 34,204.85
  4. Step 4: Simplify right side
    79,816.28x = 4,096,134,428.02
  5. Step 5: Solve for x
    x = 4,096,134,428.02/79,816.28
  6. Step 6: Final answer
    x = 51,319.53

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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.