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Finding the Fourth Proportional to 67,429.44, 101,149.02 and 25,876.44

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Solution

The fourth proportional to 67,429.44, 101,149.02 and 25,876.44 is: 38,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,429.44 : 101,149.02 = 25,876.44 : x
  2. Step 2: Convert to fraction form
    67,429.44/101,149.02 = 25,876.44/x
  3. Step 3: Cross multiply
    67,429.44x = 101,149.02 × 25,876.44
  4. Step 4: Simplify right side
    67,429.44x = 2,617,376,547.09
  5. Step 5: Solve for x
    x = 2,617,376,547.09/67,429.44
  6. Step 6: Final answer
    x = 38,816.53

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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.