Home / 83,137.24-124,747.56-38,767.48

Finding the Fourth Proportional to 83,137.24, 124,747.56 and 38,767.48

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Solution

The fourth proportional to 83,137.24, 124,747.56 and 38,767.48 is: 58,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,137.24 : 124,747.56 = 38,767.48 : x
  2. Step 2: Convert to fraction form
    83,137.24/124,747.56 = 38,767.48/x
  3. Step 3: Cross multiply
    83,137.24x = 124,747.56 × 38,767.48
  4. Step 4: Simplify right side
    83,137.24x = 4,836,148,537.35
  5. Step 5: Solve for x
    x = 4,836,148,537.35/83,137.24
  6. Step 6: Final answer
    x = 58,170.67

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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.