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Finding the Fourth Proportional to 176,055.20, 263,791.20 and 149,811.20

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Solution

The fourth proportional to 176,055.20, 263,791.20 and 149,811.20 is: 224,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,055.20 : 263,791.20 = 149,811.20 : x
  2. Step 2: Convert to fraction form
    176,055.20/263,791.20 = 149,811.20/x
  3. Step 3: Cross multiply
    176,055.20x = 263,791.20 × 149,811.20
  4. Step 4: Simplify right side
    176,055.20x = 39,518,876,221.44
  5. Step 5: Solve for x
    x = 39,518,876,221.44/176,055.20
  6. Step 6: Final answer
    x = 224,468.67

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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.