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Finding the Fourth Proportional to 60,260.63, 90,403.62 and 22,819.90

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Solution

The fourth proportional to 60,260.63, 90,403.62 and 22,819.90 is: 34,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,260.63 : 90,403.62 = 22,819.90 : x
  2. Step 2: Convert to fraction form
    60,260.63/90,403.62 = 22,819.90/x
  3. Step 3: Cross multiply
    60,260.63x = 90,403.62 × 22,819.90
  4. Step 4: Simplify right side
    60,260.63x = 2,063,001,568.04
  5. Step 5: Solve for x
    x = 2,063,001,568.04/60,260.63
  6. Step 6: Final answer
    x = 34,234.65

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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.