Home / 187,832.48-281,659.53-108,970.88

Finding the Fourth Proportional to 187,832.48, 281,659.53 and 108,970.88

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Solution

The fourth proportional to 187,832.48, 281,659.53 and 108,970.88 is: 163,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,832.48 : 281,659.53 = 108,970.88 : x
  2. Step 2: Convert to fraction form
    187,832.48/281,659.53 = 108,970.88/x
  3. Step 3: Cross multiply
    187,832.48x = 281,659.53 × 108,970.88
  4. Step 4: Simplify right side
    187,832.48x = 30,692,686,844.49
  5. Step 5: Solve for x
    x = 30,692,686,844.49/187,832.48
  6. Step 6: Final answer
    x = 163,404.58

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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.