Home / 86,263.76-129,352.44-27,098.66

Finding the Fourth Proportional to 86,263.76, 129,352.44 and 27,098.66

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Solution

The fourth proportional to 86,263.76, 129,352.44 and 27,098.66 is: 40,634.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,263.76 : 129,352.44 = 27,098.66 : x
  2. Step 2: Convert to fraction form
    86,263.76/129,352.44 = 27,098.66/x
  3. Step 3: Cross multiply
    86,263.76x = 129,352.44 × 27,098.66
  4. Step 4: Simplify right side
    86,263.76x = 3,505,277,791.73
  5. Step 5: Solve for x
    x = 3,505,277,791.73/86,263.76
  6. Step 6: Final answer
    x = 40,634.42

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1.5x scale

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.