Home / 88,620.18-132,876.64-35,320.33

Finding the Fourth Proportional to 88,620.18, 132,876.64 and 35,320.33

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Solution

The fourth proportional to 88,620.18, 132,876.64 and 35,320.33 is: 52,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,620.18 : 132,876.64 = 35,320.33 : x
  2. Step 2: Convert to fraction form
    88,620.18/132,876.64 = 35,320.33/x
  3. Step 3: Cross multiply
    88,620.18x = 132,876.64 × 35,320.33
  4. Step 4: Simplify right side
    88,620.18x = 4,693,246,774.09
  5. Step 5: Solve for x
    x = 4,693,246,774.09/88,620.18
  6. Step 6: Final answer
    x = 52,959.12

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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.