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Finding the Fourth Proportional to 167,857.52, 251,821.40 and 88,950.64

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Solution

The fourth proportional to 167,857.52, 251,821.40 and 88,950.64 is: 133,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,857.52 : 251,821.40 = 88,950.64 : x
  2. Step 2: Convert to fraction form
    167,857.52/251,821.40 = 88,950.64/x
  3. Step 3: Cross multiply
    167,857.52x = 251,821.40 × 88,950.64
  4. Step 4: Simplify right side
    167,857.52x = 22,399,674,695.70
  5. Step 5: Solve for x
    x = 22,399,674,695.70/167,857.52
  6. Step 6: Final answer
    x = 133,444.57

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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.