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Finding the Fourth Proportional to 166,907.25, 250,459.29 and 61,800.03

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Solution

The fourth proportional to 166,907.25, 250,459.29 and 61,800.03 is: 92,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,907.25 : 250,459.29 = 61,800.03 : x
  2. Step 2: Convert to fraction form
    166,907.25/250,459.29 = 61,800.03/x
  3. Step 3: Cross multiply
    166,907.25x = 250,459.29 × 61,800.03
  4. Step 4: Simplify right side
    166,907.25x = 15,478,391,635.78
  5. Step 5: Solve for x
    x = 15,478,391,635.78/166,907.25
  6. Step 6: Final answer
    x = 92,736.48

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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.