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Finding the Fourth Proportional to 167,757.40, 251,927.70 and 89,025.40

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Solution

The fourth proportional to 167,757.40, 251,927.70 and 89,025.40 is: 133,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,757.40 : 251,927.70 = 89,025.40 : x
  2. Step 2: Convert to fraction form
    167,757.40/251,927.70 = 89,025.40/x
  3. Step 3: Cross multiply
    167,757.40x = 251,927.70 × 89,025.40
  4. Step 4: Simplify right side
    167,757.40x = 22,427,964,263.58
  5. Step 5: Solve for x
    x = 22,427,964,263.58/167,757.40
  6. Step 6: Final answer
    x = 133,692.85

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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.