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Finding the Fourth Proportional to 167,912.04, 251,808.78 and 49,551.72

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Solution

The fourth proportional to 167,912.04, 251,808.78 and 49,551.72 is: 74,310.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,912.04 : 251,808.78 = 49,551.72 : x
  2. Step 2: Convert to fraction form
    167,912.04/251,808.78 = 49,551.72/x
  3. Step 3: Cross multiply
    167,912.04x = 251,808.78 × 49,551.72
  4. Step 4: Simplify right side
    167,912.04x = 12,477,558,160.10
  5. Step 5: Solve for x
    x = 12,477,558,160.10/167,912.04
  6. Step 6: Final answer
    x = 74,310.09

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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.