Home / 141,262.74-194,956.29-80,842.01

Finding the Fourth Proportional to 141,262.74, 194,956.29 and 80,842.01

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Solution

The fourth proportional to 141,262.74, 194,956.29 and 80,842.01 is: 111,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,262.74 : 194,956.29 = 80,842.01 : x
  2. Step 2: Convert to fraction form
    141,262.74/194,956.29 = 80,842.01/x
  3. Step 3: Cross multiply
    141,262.74x = 194,956.29 × 80,842.01
  4. Step 4: Simplify right side
    141,262.74x = 15,760,657,370.96
  5. Step 5: Solve for x
    x = 15,760,657,370.96/141,262.74
  6. Step 6: Final answer
    x = 111,569.81

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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.