Home / 167,831.27-251,686.94-55,490.75

Finding the Fourth Proportional to 167,831.27, 251,686.94 and 55,490.75

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Solution

The fourth proportional to 167,831.27, 251,686.94 and 55,490.75 is: 83,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,831.27 : 251,686.94 = 55,490.75 : x
  2. Step 2: Convert to fraction form
    167,831.27/251,686.94 = 55,490.75/x
  3. Step 3: Cross multiply
    167,831.27x = 251,686.94 × 55,490.75
  4. Step 4: Simplify right side
    167,831.27x = 13,966,295,529.92
  5. Step 5: Solve for x
    x = 13,966,295,529.92/167,831.27
  6. Step 6: Final answer
    x = 83,216.29

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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.