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Finding the Fourth Proportional to 32,239.60, 48,351.84 and 8,860.48

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Solution

The fourth proportional to 32,239.60, 48,351.84 and 8,860.48 is: 13,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,239.60 : 48,351.84 = 8,860.48 : x
  2. Step 2: Convert to fraction form
    32,239.60/48,351.84 = 8,860.48/x
  3. Step 3: Cross multiply
    32,239.60x = 48,351.84 × 8,860.48
  4. Step 4: Simplify right side
    32,239.60x = 428,420,511.28
  5. Step 5: Solve for x
    x = 428,420,511.28/32,239.60
  6. Step 6: Final answer
    x = 13,288.64

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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.