Home / 52,184.28-78,287.75-17,122.62

Finding the Fourth Proportional to 52,184.28, 78,287.75 and 17,122.62

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Solution

The fourth proportional to 52,184.28, 78,287.75 and 17,122.62 is: 25,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.28 : 78,287.75 = 17,122.62 : x
  2. Step 2: Convert to fraction form
    52,184.28/78,287.75 = 17,122.62/x
  3. Step 3: Cross multiply
    52,184.28x = 78,287.75 × 17,122.62
  4. Step 4: Simplify right side
    52,184.28x = 1,340,491,393.91
  5. Step 5: Solve for x
    x = 1,340,491,393.91/52,184.28
  6. Step 6: Final answer
    x = 25,687.65

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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.