Home / 88,613.85-132,876.43-29,428.77

Finding the Fourth Proportional to 88,613.85, 132,876.43 and 29,428.77

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Solution

The fourth proportional to 88,613.85, 132,876.43 and 29,428.77 is: 44,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,613.85 : 132,876.43 = 29,428.77 : x
  2. Step 2: Convert to fraction form
    88,613.85/132,876.43 = 29,428.77/x
  3. Step 3: Cross multiply
    88,613.85x = 132,876.43 × 29,428.77
  4. Step 4: Simplify right side
    88,613.85x = 3,910,389,896.89
  5. Step 5: Solve for x
    x = 3,910,389,896.89/88,613.85
  6. Step 6: Final answer
    x = 44,128.43

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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.