Home / 129,363.89-194,016.67-35,876.93

Finding the Fourth Proportional to 129,363.89, 194,016.67 and 35,876.93

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Solution

The fourth proportional to 129,363.89, 194,016.67 and 35,876.93 is: 53,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,363.89 : 194,016.67 = 35,876.93 : x
  2. Step 2: Convert to fraction form
    129,363.89/194,016.67 = 35,876.93/x
  3. Step 3: Cross multiply
    129,363.89x = 194,016.67 × 35,876.93
  4. Step 4: Simplify right side
    129,363.89x = 6,960,721,428.65
  5. Step 5: Solve for x
    x = 6,960,721,428.65/129,363.89
  6. Step 6: Final answer
    x = 53,807.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.