Home / 187,772.96-281,659.65-47,531.59

Finding the Fourth Proportional to 187,772.96, 281,659.65 and 47,531.59

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Solution

The fourth proportional to 187,772.96, 281,659.65 and 47,531.59 is: 71,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,772.96 : 281,659.65 = 47,531.59 : x
  2. Step 2: Convert to fraction form
    187,772.96/281,659.65 = 47,531.59/x
  3. Step 3: Cross multiply
    187,772.96x = 281,659.65 × 47,531.59
  4. Step 4: Simplify right side
    187,772.96x = 13,387,729,595.05
  5. Step 5: Solve for x
    x = 13,387,729,595.05/187,772.96
  6. Step 6: Final answer
    x = 71,297.43

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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.