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Finding the Fourth Proportional to 32,230.88, 48,348.48 and 8,859.68

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Solution

The fourth proportional to 32,230.88, 48,348.48 and 8,859.68 is: 13,290.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,230.88 : 48,348.48 = 8,859.68 : x
  2. Step 2: Convert to fraction form
    32,230.88/48,348.48 = 8,859.68/x
  3. Step 3: Cross multiply
    32,230.88x = 48,348.48 × 8,859.68
  4. Step 4: Simplify right side
    32,230.88x = 428,352,061.29
  5. Step 5: Solve for x
    x = 428,352,061.29/32,230.88
  6. Step 6: Final answer
    x = 13,290.11

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1.5x scale

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.