Home / 198,584.88-274,179.10-152,562.56

Finding the Fourth Proportional to 198,584.88, 274,179.10 and 152,562.56

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Solution

The fourth proportional to 198,584.88, 274,179.10 and 152,562.56 is: 210,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,584.88 : 274,179.10 = 152,562.56 : x
  2. Step 2: Convert to fraction form
    198,584.88/274,179.10 = 152,562.56/x
  3. Step 3: Cross multiply
    198,584.88x = 274,179.10 × 152,562.56
  4. Step 4: Simplify right side
    198,584.88x = 41,829,465,394.50
  5. Step 5: Solve for x
    x = 41,829,465,394.50/198,584.88
  6. Step 6: Final answer
    x = 210,637.72

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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.