Home / 187,551.14-281,241.60-80,884.66

Finding the Fourth Proportional to 187,551.14, 281,241.60 and 80,884.66

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Solution

The fourth proportional to 187,551.14, 281,241.60 and 80,884.66 is: 121,290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,551.14 : 281,241.60 = 80,884.66 : x
  2. Step 2: Convert to fraction form
    187,551.14/281,241.60 = 80,884.66/x
  3. Step 3: Cross multiply
    187,551.14x = 281,241.60 × 80,884.66
  4. Step 4: Simplify right side
    187,551.14x = 22,748,131,193.86
  5. Step 5: Solve for x
    x = 22,748,131,193.86/187,551.14
  6. Step 6: Final answer
    x = 121,290.28

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1.5x scale

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.