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Finding the Fourth Proportional to 79,469.88, 119,093.96 and 59,725.32

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Solution

The fourth proportional to 79,469.88, 119,093.96 and 59,725.32 is: 89,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,469.88 : 119,093.96 = 59,725.32 : x
  2. Step 2: Convert to fraction form
    79,469.88/119,093.96 = 59,725.32/x
  3. Step 3: Cross multiply
    79,469.88x = 119,093.96 × 59,725.32
  4. Step 4: Simplify right side
    79,469.88x = 7,112,924,871.07
  5. Step 5: Solve for x
    x = 7,112,924,871.07/79,469.88
  6. Step 6: Final answer
    x = 89,504.66

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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.