Home / 141,180.35-194,831.67-77,517.59

Finding the Fourth Proportional to 141,180.35, 194,831.67 and 77,517.59

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Solution

The fourth proportional to 141,180.35, 194,831.67 and 77,517.59 is: 106,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,180.35 : 194,831.67 = 77,517.59 : x
  2. Step 2: Convert to fraction form
    141,180.35/194,831.67 = 77,517.59/x
  3. Step 3: Cross multiply
    141,180.35x = 194,831.67 × 77,517.59
  4. Step 4: Simplify right side
    141,180.35x = 15,102,881,514.08
  5. Step 5: Solve for x
    x = 15,102,881,514.08/141,180.35
  6. Step 6: Final answer
    x = 106,975.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.