Home / 150,587.38-207,806.79-86,052.52

Finding the Fourth Proportional to 150,587.38, 207,806.79 and 86,052.52

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Solution

The fourth proportional to 150,587.38, 207,806.79 and 86,052.52 is: 118,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,587.38 : 207,806.79 = 86,052.52 : x
  2. Step 2: Convert to fraction form
    150,587.38/207,806.79 = 86,052.52/x
  3. Step 3: Cross multiply
    150,587.38x = 207,806.79 × 86,052.52
  4. Step 4: Simplify right side
    150,587.38x = 17,882,297,217.14
  5. Step 5: Solve for x
    x = 17,882,297,217.14/150,587.38
  6. Step 6: Final answer
    x = 118,750.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.