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Finding the Fourth Proportional to 78,514.38, 117,753.86 and 22,353.24

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Solution

The fourth proportional to 78,514.38, 117,753.86 and 22,353.24 is: 33,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,514.38 : 117,753.86 = 22,353.24 : x
  2. Step 2: Convert to fraction form
    78,514.38/117,753.86 = 22,353.24/x
  3. Step 3: Cross multiply
    78,514.38x = 117,753.86 × 22,353.24
  4. Step 4: Simplify right side
    78,514.38x = 2,632,180,293.51
  5. Step 5: Solve for x
    x = 2,632,180,293.51/78,514.38
  6. Step 6: Final answer
    x = 33,524.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.