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Finding the Fourth Proportional to 176,514.01, 264,960.60 and 71,401.93

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Solution

The fourth proportional to 176,514.01, 264,960.60 and 71,401.93 is: 107,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,514.01 : 264,960.60 = 71,401.93 : x
  2. Step 2: Convert to fraction form
    176,514.01/264,960.60 = 71,401.93/x
  3. Step 3: Cross multiply
    176,514.01x = 264,960.60 × 71,401.93
  4. Step 4: Simplify right side
    176,514.01x = 18,918,698,213.96
  5. Step 5: Solve for x
    x = 18,918,698,213.96/176,514.01
  6. Step 6: Final answer
    x = 107,179.58

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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.