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Finding the Fourth Proportional to 16,361.76, 24,552.36 and 8,572.80

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Solution

The fourth proportional to 16,361.76, 24,552.36 and 8,572.80 is: 12,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,361.76 : 24,552.36 = 8,572.80 : x
  2. Step 2: Convert to fraction form
    16,361.76/24,552.36 = 8,572.80/x
  3. Step 3: Cross multiply
    16,361.76x = 24,552.36 × 8,572.80
  4. Step 4: Simplify right side
    16,361.76x = 210,482,471.81
  5. Step 5: Solve for x
    x = 210,482,471.81/16,361.76
  6. Step 6: Final answer
    x = 12,864.29

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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.