Home / 83,747.93-125,788.55-50,079.06

Finding the Fourth Proportional to 83,747.93, 125,788.55 and 50,079.06

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Solution

The fourth proportional to 83,747.93, 125,788.55 and 50,079.06 is: 75,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,747.93 : 125,788.55 = 50,079.06 : x
  2. Step 2: Convert to fraction form
    83,747.93/125,788.55 = 50,079.06/x
  3. Step 3: Cross multiply
    83,747.93x = 125,788.55 × 50,079.06
  4. Step 4: Simplify right side
    83,747.93x = 6,299,372,092.37
  5. Step 5: Solve for x
    x = 6,299,372,092.37/83,747.93
  6. Step 6: Final answer
    x = 75,218.25

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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.