Home / 67,836.96-93,614.40-38,028.96

Finding the Fourth Proportional to 67,836.96, 93,614.40 and 38,028.96

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Solution

The fourth proportional to 67,836.96, 93,614.40 and 38,028.96 is: 52,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,836.96 : 93,614.40 = 38,028.96 : x
  2. Step 2: Convert to fraction form
    67,836.96/93,614.40 = 38,028.96/x
  3. Step 3: Cross multiply
    67,836.96x = 93,614.40 × 38,028.96
  4. Step 4: Simplify right side
    67,836.96x = 3,560,058,273.02
  5. Step 5: Solve for x
    x = 3,560,058,273.02/67,836.96
  6. Step 6: Final answer
    x = 52,479.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.