Home / 187,945.61-281,888.40-54,794.73

Finding the Fourth Proportional to 187,945.61, 281,888.40 and 54,794.73

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Solution

The fourth proportional to 187,945.61, 281,888.40 and 54,794.73 is: 82,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,945.61 : 281,888.40 = 54,794.73 : x
  2. Step 2: Convert to fraction form
    187,945.61/281,888.40 = 54,794.73/x
  3. Step 3: Cross multiply
    187,945.61x = 281,888.40 × 54,794.73
  4. Step 4: Simplify right side
    187,945.61x = 15,445,998,768.13
  5. Step 5: Solve for x
    x = 15,445,998,768.13/187,945.61
  6. Step 6: Final answer
    x = 82,183.34

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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.