Home / 166,831.20-250,260.66-54,509.04

Finding the Fourth Proportional to 166,831.20, 250,260.66 and 54,509.04

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Solution

The fourth proportional to 166,831.20, 250,260.66 and 54,509.04 is: 81,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,831.20 : 250,260.66 = 54,509.04 : x
  2. Step 2: Convert to fraction form
    166,831.20/250,260.66 = 54,509.04/x
  3. Step 3: Cross multiply
    166,831.20x = 250,260.66 × 54,509.04
  4. Step 4: Simplify right side
    166,831.20x = 13,641,468,326.37
  5. Step 5: Solve for x
    x = 13,641,468,326.37/166,831.20
  6. Step 6: Final answer
    x = 81,768.09

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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.