Home / 140,696.26-194,160.84-77,034.04

Finding the Fourth Proportional to 140,696.26, 194,160.84 and 77,034.04

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Solution

The fourth proportional to 140,696.26, 194,160.84 and 77,034.04 is: 106,306.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,696.26 : 194,160.84 = 77,034.04 : x
  2. Step 2: Convert to fraction form
    140,696.26/194,160.84 = 77,034.04/x
  3. Step 3: Cross multiply
    140,696.26x = 194,160.84 × 77,034.04
  4. Step 4: Simplify right side
    140,696.26x = 14,956,993,914.99
  5. Step 5: Solve for x
    x = 14,956,993,914.99/140,696.26
  6. Step 6: Final answer
    x = 106,306.98

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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.