Home / 83,110.44-124,676.43-38,120.95

Finding the Fourth Proportional to 83,110.44, 124,676.43 and 38,120.95

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Solution

The fourth proportional to 83,110.44, 124,676.43 and 38,120.95 is: 57,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,110.44 : 124,676.43 = 38,120.95 : x
  2. Step 2: Convert to fraction form
    83,110.44/124,676.43 = 38,120.95/x
  3. Step 3: Cross multiply
    83,110.44x = 124,676.43 × 38,120.95
  4. Step 4: Simplify right side
    83,110.44x = 4,752,783,480.23
  5. Step 5: Solve for x
    x = 4,752,783,480.23/83,110.44
  6. Step 6: Final answer
    x = 57,186.36

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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.