Home / 187,964.04-281,272.56-162,750.54

Finding the Fourth Proportional to 187,964.04, 281,272.56 and 162,750.54

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Solution

The fourth proportional to 187,964.04, 281,272.56 and 162,750.54 is: 243,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,964.04 : 281,272.56 = 162,750.54 : x
  2. Step 2: Convert to fraction form
    187,964.04/281,272.56 = 162,750.54/x
  3. Step 3: Cross multiply
    187,964.04x = 281,272.56 × 162,750.54
  4. Step 4: Simplify right side
    187,964.04x = 45,777,261,027.18
  5. Step 5: Solve for x
    x = 45,777,261,027.18/187,964.04
  6. Step 6: Final answer
    x = 243,542.65

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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.