Home / 113,819.28-157,079.30-62,841.82

Finding the Fourth Proportional to 113,819.28, 157,079.30 and 62,841.82

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Solution

The fourth proportional to 113,819.28, 157,079.30 and 62,841.82 is: 86,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,819.28 : 157,079.30 = 62,841.82 : x
  2. Step 2: Convert to fraction form
    113,819.28/157,079.30 = 62,841.82/x
  3. Step 3: Cross multiply
    113,819.28x = 157,079.30 × 62,841.82
  4. Step 4: Simplify right side
    113,819.28x = 9,871,149,096.33
  5. Step 5: Solve for x
    x = 9,871,149,096.33/113,819.28
  6. Step 6: Final answer
    x = 86,726.51

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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.