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Finding the Fourth Proportional to 230,759.52, 318,400.44 and 132,623.70

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Solution

The fourth proportional to 230,759.52, 318,400.44 and 132,623.70 is: 182,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,759.52 : 318,400.44 = 132,623.70 : x
  2. Step 2: Convert to fraction form
    230,759.52/318,400.44 = 132,623.70/x
  3. Step 3: Cross multiply
    230,759.52x = 318,400.44 × 132,623.70
  4. Step 4: Simplify right side
    230,759.52x = 42,227,444,434.43
  5. Step 5: Solve for x
    x = 42,227,444,434.43/230,759.52
  6. Step 6: Final answer
    x = 182,993.29

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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.