Home / 166,831.28-250,285.80-54,516.68

Finding the Fourth Proportional to 166,831.28, 250,285.80 and 54,516.68

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Solution

The fourth proportional to 166,831.28, 250,285.80 and 54,516.68 is: 81,787.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,831.28 : 250,285.80 = 54,516.68 : x
  2. Step 2: Convert to fraction form
    166,831.28/250,285.80 = 54,516.68/x
  3. Step 3: Cross multiply
    166,831.28x = 250,285.80 × 54,516.68
  4. Step 4: Simplify right side
    166,831.28x = 13,644,750,867.14
  5. Step 5: Solve for x
    x = 13,644,750,867.14/166,831.28
  6. Step 6: Final answer
    x = 81,787.73

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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.