Home / 88,620.38-132,930.32-22,060.45

Finding the Fourth Proportional to 88,620.38, 132,930.32 and 22,060.45

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Solution

The fourth proportional to 88,620.38, 132,930.32 and 22,060.45 is: 33,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,620.38 : 132,930.32 = 22,060.45 : x
  2. Step 2: Convert to fraction form
    88,620.38/132,930.32 = 22,060.45/x
  3. Step 3: Cross multiply
    88,620.38x = 132,930.32 × 22,060.45
  4. Step 4: Simplify right side
    88,620.38x = 2,932,502,733.70
  5. Step 5: Solve for x
    x = 2,932,502,733.70/88,620.38
  6. Step 6: Final answer
    x = 33,090.61

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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.