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Finding the Fourth Proportional to 32,060.60, 48,115.20 and 20,963.60

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Solution

The fourth proportional to 32,060.60, 48,115.20 and 20,963.60 is: 31,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,060.60 : 48,115.20 = 20,963.60 : x
  2. Step 2: Convert to fraction form
    32,060.60/48,115.20 = 20,963.60/x
  3. Step 3: Cross multiply
    32,060.60x = 48,115.20 × 20,963.60
  4. Step 4: Simplify right side
    32,060.60x = 1,008,667,806.72
  5. Step 5: Solve for x
    x = 1,008,667,806.72/32,060.60
  6. Step 6: Final answer
    x = 31,461.29

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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.