Home / 141,186.06-194,836.76-77,523.86

Finding the Fourth Proportional to 141,186.06, 194,836.76 and 77,523.86

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Solution

The fourth proportional to 141,186.06, 194,836.76 and 77,523.86 is: 106,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,186.06 : 194,836.76 = 77,523.86 : x
  2. Step 2: Convert to fraction form
    141,186.06/194,836.76 = 77,523.86/x
  3. Step 3: Cross multiply
    141,186.06x = 194,836.76 × 77,523.86
  4. Step 4: Simplify right side
    141,186.06x = 15,104,496,343.29
  5. Step 5: Solve for x
    x = 15,104,496,343.29/141,186.06
  6. Step 6: Final answer
    x = 106,982.92

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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.