Home / 166,665.38-250,024.03-54,319.53

Finding the Fourth Proportional to 166,665.38, 250,024.03 and 54,319.53

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Solution

The fourth proportional to 166,665.38, 250,024.03 and 54,319.53 is: 81,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,665.38 : 250,024.03 = 54,319.53 : x
  2. Step 2: Convert to fraction form
    166,665.38/250,024.03 = 54,319.53/x
  3. Step 3: Cross multiply
    166,665.38x = 250,024.03 × 54,319.53
  4. Step 4: Simplify right side
    166,665.38x = 13,581,186,928.62
  5. Step 5: Solve for x
    x = 13,581,186,928.62/166,665.38
  6. Step 6: Final answer
    x = 81,487.75

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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.