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Finding the Fourth Proportional to 167,710.16, 251,491.48 and 88,806

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Solution

The fourth proportional to 167,710.16, 251,491.48 and 88,806 is: 133,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,710.16 : 251,491.48 = 88,806 : x
  2. Step 2: Convert to fraction form
    167,710.16/251,491.48 = 88,806/x
  3. Step 3: Cross multiply
    167,710.16x = 251,491.48 × 88,806
  4. Step 4: Simplify right side
    167,710.16x = 22,333,952,372.88
  5. Step 5: Solve for x
    x = 22,333,952,372.88/167,710.16
  6. Step 6: Final answer
    x = 133,169.94

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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.