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Finding the Fourth Proportional to 48,324.68, 72,489.45 and 16,736.30

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Solution

The fourth proportional to 48,324.68, 72,489.45 and 16,736.30 is: 25,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,324.68 : 72,489.45 = 16,736.30 : x
  2. Step 2: Convert to fraction form
    48,324.68/72,489.45 = 16,736.30/x
  3. Step 3: Cross multiply
    48,324.68x = 72,489.45 × 16,736.30
  4. Step 4: Simplify right side
    48,324.68x = 1,213,205,182.04
  5. Step 5: Solve for x
    x = 1,213,205,182.04/48,324.68
  6. Step 6: Final answer
    x = 25,105.29

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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.