Home / 83,937.36-125,927.82-37,179.12

Finding the Fourth Proportional to 83,937.36, 125,927.82 and 37,179.12

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Solution

The fourth proportional to 83,937.36, 125,927.82 and 37,179.12 is: 55,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,937.36 : 125,927.82 = 37,179.12 : x
  2. Step 2: Convert to fraction form
    83,937.36/125,927.82 = 37,179.12/x
  3. Step 3: Cross multiply
    83,937.36x = 125,927.82 × 37,179.12
  4. Step 4: Simplify right side
    83,937.36x = 4,681,885,531.12
  5. Step 5: Solve for x
    x = 4,681,885,531.12/83,937.36
  6. Step 6: Final answer
    x = 55,778.33

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1.5x scale

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.