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Finding the Fourth Proportional to 167,725.84, 251,591.32 and 43,064.08

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Solution

The fourth proportional to 167,725.84, 251,591.32 and 43,064.08 is: 64,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,725.84 : 251,591.32 = 43,064.08 : x
  2. Step 2: Convert to fraction form
    167,725.84/251,591.32 = 43,064.08/x
  3. Step 3: Cross multiply
    167,725.84x = 251,591.32 × 43,064.08
  4. Step 4: Simplify right side
    167,725.84x = 10,834,548,731.79
  5. Step 5: Solve for x
    x = 10,834,548,731.79/167,725.84
  6. Step 6: Final answer
    x = 64,596.78

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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.