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Finding the Fourth Proportional to 16,729.43, 25,094.43 and 7,962.59

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Solution

The fourth proportional to 16,729.43, 25,094.43 and 7,962.59 is: 11,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.43 : 25,094.43 = 7,962.59 : x
  2. Step 2: Convert to fraction form
    16,729.43/25,094.43 = 7,962.59/x
  3. Step 3: Cross multiply
    16,729.43x = 25,094.43 × 7,962.59
  4. Step 4: Simplify right side
    16,729.43x = 199,816,531.90
  5. Step 5: Solve for x
    x = 199,816,531.90/16,729.43
  6. Step 6: Final answer
    x = 11,944.02

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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.