Home / 88,039.82-132,044.36-40,650.86

Finding the Fourth Proportional to 88,039.82, 132,044.36 and 40,650.86

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Solution

The fourth proportional to 88,039.82, 132,044.36 and 40,650.86 is: 60,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,039.82 : 132,044.36 = 40,650.86 : x
  2. Step 2: Convert to fraction form
    88,039.82/132,044.36 = 40,650.86/x
  3. Step 3: Cross multiply
    88,039.82x = 132,044.36 × 40,650.86
  4. Step 4: Simplify right side
    88,039.82x = 5,367,716,588.90
  5. Step 5: Solve for x
    x = 5,367,716,588.90/88,039.82
  6. Step 6: Final answer
    x = 60,969.19

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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.