Home / 132,871.74-199,249.86-38,081.04

Finding the Fourth Proportional to 132,871.74, 199,249.86 and 38,081.04

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Solution

The fourth proportional to 132,871.74, 199,249.86 and 38,081.04 is: 57,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,871.74 : 199,249.86 = 38,081.04 : x
  2. Step 2: Convert to fraction form
    132,871.74/199,249.86 = 38,081.04/x
  3. Step 3: Cross multiply
    132,871.74x = 199,249.86 × 38,081.04
  4. Step 4: Simplify right side
    132,871.74x = 7,587,641,888.65
  5. Step 5: Solve for x
    x = 7,587,641,888.65/132,871.74
  6. Step 6: Final answer
    x = 57,105.01

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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.