Home / 83,182.44-124,735.86-53,789.16

Finding the Fourth Proportional to 83,182.44, 124,735.86 and 53,789.16

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Solution

The fourth proportional to 83,182.44, 124,735.86 and 53,789.16 is: 80,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,182.44 : 124,735.86 = 53,789.16 : x
  2. Step 2: Convert to fraction form
    83,182.44/124,735.86 = 53,789.16/x
  3. Step 3: Cross multiply
    83,182.44x = 124,735.86 × 53,789.16
  4. Step 4: Simplify right side
    83,182.44x = 6,709,437,131.28
  5. Step 5: Solve for x
    x = 6,709,437,131.28/83,182.44
  6. Step 6: Final answer
    x = 80,659.30

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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.