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Finding the Fourth Proportional to 176,320.80, 264,481.20 and 167,572.80

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Solution

The fourth proportional to 176,320.80, 264,481.20 and 167,572.80 is: 251,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.80 : 264,481.20 = 167,572.80 : x
  2. Step 2: Convert to fraction form
    176,320.80/264,481.20 = 167,572.80/x
  3. Step 3: Cross multiply
    176,320.80x = 264,481.20 × 167,572.80
  4. Step 4: Simplify right side
    176,320.80x = 44,319,855,231.36
  5. Step 5: Solve for x
    x = 44,319,855,231.36/176,320.80
  6. Step 6: Final answer
    x = 251,359.20

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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.