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Finding the Fourth Proportional to 32,686.40, 48,979.20 and 24,327.20

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Solution

The fourth proportional to 32,686.40, 48,979.20 and 24,327.20 is: 36,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.40 : 48,979.20 = 24,327.20 : x
  2. Step 2: Convert to fraction form
    32,686.40/48,979.20 = 24,327.20/x
  3. Step 3: Cross multiply
    32,686.40x = 48,979.20 × 24,327.20
  4. Step 4: Simplify right side
    32,686.40x = 1,191,526,794.24
  5. Step 5: Solve for x
    x = 1,191,526,794.24/32,686.40
  6. Step 6: Final answer
    x = 36,453.29

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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.