Home / 187,424.08-281,150.70-54,306.25

Finding the Fourth Proportional to 187,424.08, 281,150.70 and 54,306.25

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Solution

The fourth proportional to 187,424.08, 281,150.70 and 54,306.25 is: 81,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,424.08 : 281,150.70 = 54,306.25 : x
  2. Step 2: Convert to fraction form
    187,424.08/281,150.70 = 54,306.25/x
  3. Step 3: Cross multiply
    187,424.08x = 281,150.70 × 54,306.25
  4. Step 4: Simplify right side
    187,424.08x = 15,268,238,524.59
  5. Step 5: Solve for x
    x = 15,268,238,524.59/187,424.08
  6. Step 6: Final answer
    x = 81,463.59

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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.