Home / 180,526.20-270,789.30-177,415.80

Finding the Fourth Proportional to 180,526.20, 270,789.30 and 177,415.80

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Solution

The fourth proportional to 180,526.20, 270,789.30 and 177,415.80 is: 266,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,526.20 : 270,789.30 = 177,415.80 : x
  2. Step 2: Convert to fraction form
    180,526.20/270,789.30 = 177,415.80/x
  3. Step 3: Cross multiply
    180,526.20x = 270,789.30 × 177,415.80
  4. Step 4: Simplify right side
    180,526.20x = 48,042,300,290.94
  5. Step 5: Solve for x
    x = 48,042,300,290.94/180,526.20
  6. Step 6: Final answer
    x = 266,123.70

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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.