Home / 86,359.74-129,544.26-27,200.04

Finding the Fourth Proportional to 86,359.74, 129,544.26 and 27,200.04

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Solution

The fourth proportional to 86,359.74, 129,544.26 and 27,200.04 is: 40,801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,359.74 : 129,544.26 = 27,200.04 : x
  2. Step 2: Convert to fraction form
    86,359.74/129,544.26 = 27,200.04/x
  3. Step 3: Cross multiply
    86,359.74x = 129,544.26 × 27,200.04
  4. Step 4: Simplify right side
    86,359.74x = 3,523,608,917.77
  5. Step 5: Solve for x
    x = 3,523,608,917.77/86,359.74
  6. Step 6: Final answer
    x = 40,801.52

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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.