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Finding the Fourth Proportional to 64,198.92, 96,314.16 and 22,079.64

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Solution

The fourth proportional to 64,198.92, 96,314.16 and 22,079.64 is: 33,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,198.92 : 96,314.16 = 22,079.64 : x
  2. Step 2: Convert to fraction form
    64,198.92/96,314.16 = 22,079.64/x
  3. Step 3: Cross multiply
    64,198.92x = 96,314.16 × 22,079.64
  4. Step 4: Simplify right side
    64,198.92x = 2,126,581,979.70
  5. Step 5: Solve for x
    x = 2,126,581,979.70/64,198.92
  6. Step 6: Final answer
    x = 33,124.89

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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.