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Finding the Fourth Proportional to 95,461.80, 143,192.70 and 25,348.20

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Solution

The fourth proportional to 95,461.80, 143,192.70 and 25,348.20 is: 38,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,461.80 : 143,192.70 = 25,348.20 : x
  2. Step 2: Convert to fraction form
    95,461.80/143,192.70 = 25,348.20/x
  3. Step 3: Cross multiply
    95,461.80x = 143,192.70 × 25,348.20
  4. Step 4: Simplify right side
    95,461.80x = 3,629,677,198.14
  5. Step 5: Solve for x
    x = 3,629,677,198.14/95,461.80
  6. Step 6: Final answer
    x = 38,022.30

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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.