Home / 106,831.80-160,326.45-50,671.71

Finding the Fourth Proportional to 106,831.80, 160,326.45 and 50,671.71

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Solution

The fourth proportional to 106,831.80, 160,326.45 and 50,671.71 is: 76,044.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831.80 : 160,326.45 = 50,671.71 : x
  2. Step 2: Convert to fraction form
    106,831.80/160,326.45 = 50,671.71/x
  3. Step 3: Cross multiply
    106,831.80x = 160,326.45 × 50,671.71
  4. Step 4: Simplify right side
    106,831.80x = 8,124,015,379.73
  5. Step 5: Solve for x
    x = 8,124,015,379.73/106,831.80
  6. Step 6: Final answer
    x = 76,044.92

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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.