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Finding the Fourth Proportional to 167,455.59, 251,191.59 and 67,603.32

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Solution

The fourth proportional to 167,455.59, 251,191.59 and 67,603.32 is: 101,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,455.59 : 251,191.59 = 67,603.32 : x
  2. Step 2: Convert to fraction form
    167,455.59/251,191.59 = 67,603.32/x
  3. Step 3: Cross multiply
    167,455.59x = 251,191.59 × 67,603.32
  4. Step 4: Simplify right side
    167,455.59x = 16,981,385,186.57
  5. Step 5: Solve for x
    x = 16,981,385,186.57/167,455.59
  6. Step 6: Final answer
    x = 101,408.29

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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.