Home / 86,348.77-129,335.67-41,882.06

Finding the Fourth Proportional to 86,348.77, 129,335.67 and 41,882.06

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Solution

The fourth proportional to 86,348.77, 129,335.67 and 41,882.06 is: 62,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,348.77 : 129,335.67 = 41,882.06 : x
  2. Step 2: Convert to fraction form
    86,348.77/129,335.67 = 41,882.06/x
  3. Step 3: Cross multiply
    86,348.77x = 129,335.67 × 41,882.06
  4. Step 4: Simplify right side
    86,348.77x = 5,416,844,614.42
  5. Step 5: Solve for x
    x = 5,416,844,614.42/86,348.77
  6. Step 6: Final answer
    x = 62,732.16

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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.