Home / 88,163.30-132,231.45-28,999.10

Finding the Fourth Proportional to 88,163.30, 132,231.45 and 28,999.10

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Solution

The fourth proportional to 88,163.30, 132,231.45 and 28,999.10 is: 43,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,163.30 : 132,231.45 = 28,999.10 : x
  2. Step 2: Convert to fraction form
    88,163.30/132,231.45 = 28,999.10/x
  3. Step 3: Cross multiply
    88,163.30x = 132,231.45 × 28,999.10
  4. Step 4: Simplify right side
    88,163.30x = 3,834,593,041.70
  5. Step 5: Solve for x
    x = 3,834,593,041.70/88,163.30
  6. Step 6: Final answer
    x = 43,494.21

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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.