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Finding the Fourth Proportional to 24,579.80, 36,872.40 and 9,000.80

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Solution

The fourth proportional to 24,579.80, 36,872.40 and 9,000.80 is: 13,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,579.80 : 36,872.40 = 9,000.80 : x
  2. Step 2: Convert to fraction form
    24,579.80/36,872.40 = 9,000.80/x
  3. Step 3: Cross multiply
    24,579.80x = 36,872.40 × 9,000.80
  4. Step 4: Simplify right side
    24,579.80x = 331,881,097.92
  5. Step 5: Solve for x
    x = 331,881,097.92/24,579.80
  6. Step 6: Final answer
    x = 13,502.19

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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.