Home / 88,216.90-132,309.72-40,174.47

Finding the Fourth Proportional to 88,216.90, 132,309.72 and 40,174.47

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Solution

The fourth proportional to 88,216.90, 132,309.72 and 40,174.47 is: 60,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,216.90 : 132,309.72 = 40,174.47 : x
  2. Step 2: Convert to fraction form
    88,216.90/132,309.72 = 40,174.47/x
  3. Step 3: Cross multiply
    88,216.90x = 132,309.72 × 40,174.47
  4. Step 4: Simplify right side
    88,216.90x = 5,315,472,876.85
  5. Step 5: Solve for x
    x = 5,315,472,876.85/88,216.90
  6. Step 6: Final answer
    x = 60,254.59

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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.