Home / 67,488.16-101,253.20-25,372

Finding the Fourth Proportional to 67,488.16, 101,253.20 and 25,372

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Solution

The fourth proportional to 67,488.16, 101,253.20 and 25,372 is: 38,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,488.16 : 101,253.20 = 25,372 : x
  2. Step 2: Convert to fraction form
    67,488.16/101,253.20 = 25,372/x
  3. Step 3: Cross multiply
    67,488.16x = 101,253.20 × 25,372
  4. Step 4: Simplify right side
    67,488.16x = 2,568,996,190.40
  5. Step 5: Solve for x
    x = 2,568,996,190.40/67,488.16
  6. Step 6: Final answer
    x = 38,065.88

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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.