Home / 141,076.66-194,685.52-76,545.88

Finding the Fourth Proportional to 141,076.66, 194,685.52 and 76,545.88

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Solution

The fourth proportional to 141,076.66, 194,685.52 and 76,545.88 is: 105,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,076.66 : 194,685.52 = 76,545.88 : x
  2. Step 2: Convert to fraction form
    141,076.66/194,685.52 = 76,545.88/x
  3. Step 3: Cross multiply
    141,076.66x = 194,685.52 × 76,545.88
  4. Step 4: Simplify right side
    141,076.66x = 14,902,374,451.66
  5. Step 5: Solve for x
    x = 14,902,374,451.66/141,076.66
  6. Step 6: Final answer
    x = 105,633.17

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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.