Home / 141,164.84-194,721.95-83,766.41

Finding the Fourth Proportional to 141,164.84, 194,721.95 and 83,766.41

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Solution

The fourth proportional to 141,164.84, 194,721.95 and 83,766.41 is: 115,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,164.84 : 194,721.95 = 83,766.41 : x
  2. Step 2: Convert to fraction form
    141,164.84/194,721.95 = 83,766.41/x
  3. Step 3: Cross multiply
    141,164.84x = 194,721.95 × 83,766.41
  4. Step 4: Simplify right side
    141,164.84x = 16,311,159,395.92
  5. Step 5: Solve for x
    x = 16,311,159,395.92/141,164.84
  6. Step 6: Final answer
    x = 115,546.90

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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.