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Finding the Fourth Proportional to 16,994.53, 23,454.03 and 10,281.80

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Solution

The fourth proportional to 16,994.53, 23,454.03 and 10,281.80 is: 14,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,994.53 : 23,454.03 = 10,281.80 : x
  2. Step 2: Convert to fraction form
    16,994.53/23,454.03 = 10,281.80/x
  3. Step 3: Cross multiply
    16,994.53x = 23,454.03 × 10,281.80
  4. Step 4: Simplify right side
    16,994.53x = 241,149,713.93
  5. Step 5: Solve for x
    x = 241,149,713.93/16,994.53
  6. Step 6: Final answer
    x = 14,189.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.