Home / 198,634.42-297,951.51-58,393.06

Finding the Fourth Proportional to 198,634.42, 297,951.51 and 58,393.06

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Solution

The fourth proportional to 198,634.42, 297,951.51 and 58,393.06 is: 87,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,634.42 : 297,951.51 = 58,393.06 : x
  2. Step 2: Convert to fraction form
    198,634.42/297,951.51 = 58,393.06/x
  3. Step 3: Cross multiply
    198,634.42x = 297,951.51 × 58,393.06
  4. Step 4: Simplify right side
    198,634.42x = 17,398,300,400.52
  5. Step 5: Solve for x
    x = 17,398,300,400.52/198,634.42
  6. Step 6: Final answer
    x = 87,589.55

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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.