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Finding the Fourth Proportional to 248,899.38, 373,350.42 and 61,910.88

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Solution

The fourth proportional to 248,899.38, 373,350.42 and 61,910.88 is: 92,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,899.38 : 373,350.42 = 61,910.88 : x
  2. Step 2: Convert to fraction form
    248,899.38/373,350.42 = 61,910.88/x
  3. Step 3: Cross multiply
    248,899.38x = 373,350.42 × 61,910.88
  4. Step 4: Simplify right side
    248,899.38x = 23,114,453,050.57
  5. Step 5: Solve for x
    x = 23,114,453,050.57/248,899.38
  6. Step 6: Final answer
    x = 92,866.66

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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.