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Finding the Fourth Proportional to 189,198.92, 283,867.59 and 88,045.23

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Solution

The fourth proportional to 189,198.92, 283,867.59 and 88,045.23 is: 132,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,198.92 : 283,867.59 = 88,045.23 : x
  2. Step 2: Convert to fraction form
    189,198.92/283,867.59 = 88,045.23/x
  3. Step 3: Cross multiply
    189,198.92x = 283,867.59 × 88,045.23
  4. Step 4: Simplify right side
    189,198.92x = 24,993,187,251.10
  5. Step 5: Solve for x
    x = 24,993,187,251.10/189,198.92
  6. Step 6: Final answer
    x = 132,100.05

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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.