Home / 141,034.19-194,623.80-77,371.43

Finding the Fourth Proportional to 141,034.19, 194,623.80 and 77,371.43

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Solution

The fourth proportional to 141,034.19, 194,623.80 and 77,371.43 is: 106,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,034.19 : 194,623.80 = 77,371.43 : x
  2. Step 2: Convert to fraction form
    141,034.19/194,623.80 = 77,371.43/x
  3. Step 3: Cross multiply
    141,034.19x = 194,623.80 × 77,371.43
  4. Step 4: Simplify right side
    141,034.19x = 15,058,321,718.03
  5. Step 5: Solve for x
    x = 15,058,321,718.03/141,034.19
  6. Step 6: Final answer
    x = 106,770.72

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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.