Home / 207,545.94-311,444.91-82,876.50

Finding the Fourth Proportional to 207,545.94, 311,444.91 and 82,876.50

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Solution

The fourth proportional to 207,545.94, 311,444.91 and 82,876.50 is: 124,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,545.94 : 311,444.91 = 82,876.50 : x
  2. Step 2: Convert to fraction form
    207,545.94/311,444.91 = 82,876.50/x
  3. Step 3: Cross multiply
    207,545.94x = 311,444.91 × 82,876.50
  4. Step 4: Simplify right side
    207,545.94x = 25,811,464,083.62
  5. Step 5: Solve for x
    x = 25,811,464,083.62/207,545.94
  6. Step 6: Final answer
    x = 124,365.06

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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.