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Finding the Fourth Proportional to 32,581.80, 48,872.70 and 16,997.40

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Solution

The fourth proportional to 32,581.80, 48,872.70 and 16,997.40 is: 25,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,581.80 : 48,872.70 = 16,997.40 : x
  2. Step 2: Convert to fraction form
    32,581.80/48,872.70 = 16,997.40/x
  3. Step 3: Cross multiply
    32,581.80x = 48,872.70 × 16,997.40
  4. Step 4: Simplify right side
    32,581.80x = 830,708,830.98
  5. Step 5: Solve for x
    x = 830,708,830.98/32,581.80
  6. Step 6: Final answer
    x = 25,496.10

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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.