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Finding the Fourth Proportional to 16,579.20, 24,862.20 and 5,482.80

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Solution

The fourth proportional to 16,579.20, 24,862.20 and 5,482.80 is: 8,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.20 : 24,862.20 = 5,482.80 : x
  2. Step 2: Convert to fraction form
    16,579.20/24,862.20 = 5,482.80/x
  3. Step 3: Cross multiply
    16,579.20x = 24,862.20 × 5,482.80
  4. Step 4: Simplify right side
    16,579.20x = 136,314,470.16
  5. Step 5: Solve for x
    x = 136,314,470.16/16,579.20
  6. Step 6: Final answer
    x = 8,222.02

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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.