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Finding the Fourth Proportional to 92,514.87, 138,772.67 and 22,394.07

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Solution

The fourth proportional to 92,514.87, 138,772.67 and 22,394.07 is: 33,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,514.87 : 138,772.67 = 22,394.07 : x
  2. Step 2: Convert to fraction form
    92,514.87/138,772.67 = 22,394.07/x
  3. Step 3: Cross multiply
    92,514.87x = 138,772.67 × 22,394.07
  4. Step 4: Simplify right side
    92,514.87x = 3,107,684,774.10
  5. Step 5: Solve for x
    x = 3,107,684,774.10/92,514.87
  6. Step 6: Final answer
    x = 33,591.19

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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.