Home / 67,424.81-101,110.91-25,281.88

Finding the Fourth Proportional to 67,424.81, 101,110.91 and 25,281.88

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Solution

The fourth proportional to 67,424.81, 101,110.91 and 25,281.88 is: 37,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,424.81 : 101,110.91 = 25,281.88 : x
  2. Step 2: Convert to fraction form
    67,424.81/101,110.91 = 25,281.88/x
  3. Step 3: Cross multiply
    67,424.81x = 101,110.91 × 25,281.88
  4. Step 4: Simplify right side
    67,424.81x = 2,556,273,514.12
  5. Step 5: Solve for x
    x = 2,556,273,514.12/67,424.81
  6. Step 6: Final answer
    x = 37,912.95

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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.