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Finding the Fourth Proportional to 176,606.70, 264,910.05 and 167,621.10

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Solution

The fourth proportional to 176,606.70, 264,910.05 and 167,621.10 is: 251,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,606.70 : 264,910.05 = 167,621.10 : x
  2. Step 2: Convert to fraction form
    176,606.70/264,910.05 = 167,621.10/x
  3. Step 3: Cross multiply
    176,606.70x = 264,910.05 × 167,621.10
  4. Step 4: Simplify right side
    176,606.70x = 44,404,513,982.06
  5. Step 5: Solve for x
    x = 44,404,513,982.06/176,606.70
  6. Step 6: Final answer
    x = 251,431.65

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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.