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Finding the Fourth Proportional to 24,672.80, 36,998.40 and 9,876.80

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Solution

The fourth proportional to 24,672.80, 36,998.40 and 9,876.80 is: 14,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,672.80 : 36,998.40 = 9,876.80 : x
  2. Step 2: Convert to fraction form
    24,672.80/36,998.40 = 9,876.80/x
  3. Step 3: Cross multiply
    24,672.80x = 36,998.40 × 9,876.80
  4. Step 4: Simplify right side
    24,672.80x = 365,425,797.12
  5. Step 5: Solve for x
    x = 365,425,797.12/24,672.80
  6. Step 6: Final answer
    x = 14,810.88

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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.