Home / 141,034.18-194,632.24-77,373.86

Finding the Fourth Proportional to 141,034.18, 194,632.24 and 77,373.86

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Solution

The fourth proportional to 141,034.18, 194,632.24 and 77,373.86 is: 106,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,034.18 : 194,632.24 = 77,373.86 : x
  2. Step 2: Convert to fraction form
    141,034.18/194,632.24 = 77,373.86/x
  3. Step 3: Cross multiply
    141,034.18x = 194,632.24 × 77,373.86
  4. Step 4: Simplify right side
    141,034.18x = 15,059,447,689.25
  5. Step 5: Solve for x
    x = 15,059,447,689.25/141,034.18
  6. Step 6: Final answer
    x = 106,778.71

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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.