Home / 141,077.17-194,686.21-76,546.38

Finding the Fourth Proportional to 141,077.17, 194,686.21 and 76,546.38

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Solution

The fourth proportional to 141,077.17, 194,686.21 and 76,546.38 is: 105,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,077.17 : 194,686.21 = 76,546.38 : x
  2. Step 2: Convert to fraction form
    141,077.17/194,686.21 = 76,546.38/x
  3. Step 3: Cross multiply
    141,077.17x = 194,686.21 × 76,546.38
  4. Step 4: Simplify right side
    141,077.17x = 14,902,524,611.42
  5. Step 5: Solve for x
    x = 14,902,524,611.42/141,077.17
  6. Step 6: Final answer
    x = 105,633.85

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1.5x scale

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.