Home / 177,871.11-266,806.67-84,325.83

Finding the Fourth Proportional to 177,871.11, 266,806.67 and 84,325.83

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Solution

The fourth proportional to 177,871.11, 266,806.67 and 84,325.83 is: 126,488.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,871.11 : 266,806.67 = 84,325.83 : x
  2. Step 2: Convert to fraction form
    177,871.11/266,806.67 = 84,325.83/x
  3. Step 3: Cross multiply
    177,871.11x = 266,806.67 × 84,325.83
  4. Step 4: Simplify right side
    177,871.11x = 22,498,693,475.66
  5. Step 5: Solve for x
    x = 22,498,693,475.66/177,871.11
  6. Step 6: Final answer
    x = 126,488.75

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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.