Home / 177,722.85-266,584.23-71,154.75

Finding the Fourth Proportional to 177,722.85, 266,584.23 and 71,154.75

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Solution

The fourth proportional to 177,722.85, 266,584.23 and 71,154.75 is: 106,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,722.85 : 266,584.23 = 71,154.75 : x
  2. Step 2: Convert to fraction form
    177,722.85/266,584.23 = 71,154.75/x
  3. Step 3: Cross multiply
    177,722.85x = 266,584.23 × 71,154.75
  4. Step 4: Simplify right side
    177,722.85x = 18,968,734,239.59
  5. Step 5: Solve for x
    x = 18,968,734,239.59/177,722.85
  6. Step 6: Final answer
    x = 106,732.11

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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.