Home / 187,669.80-281,552.70-132,373.80

Finding the Fourth Proportional to 187,669.80, 281,552.70 and 132,373.80

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Solution

The fourth proportional to 187,669.80, 281,552.70 and 132,373.80 is: 198,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,669.80 : 281,552.70 = 132,373.80 : x
  2. Step 2: Convert to fraction form
    187,669.80/281,552.70 = 132,373.80/x
  3. Step 3: Cross multiply
    187,669.80x = 281,552.70 × 132,373.80
  4. Step 4: Simplify right side
    187,669.80x = 37,270,200,799.26
  5. Step 5: Solve for x
    x = 37,270,200,799.26/187,669.80
  6. Step 6: Final answer
    x = 198,594.56

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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.