Home / 67,476.24-101,215.56-20,729.52

Finding the Fourth Proportional to 67,476.24, 101,215.56 and 20,729.52

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Solution

The fourth proportional to 67,476.24, 101,215.56 and 20,729.52 is: 31,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,476.24 : 101,215.56 = 20,729.52 : x
  2. Step 2: Convert to fraction form
    67,476.24/101,215.56 = 20,729.52/x
  3. Step 3: Cross multiply
    67,476.24x = 101,215.56 × 20,729.52
  4. Step 4: Simplify right side
    67,476.24x = 2,098,149,975.33
  5. Step 5: Solve for x
    x = 2,098,149,975.33/67,476.24
  6. Step 6: Final answer
    x = 31,094.65

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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.