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Finding the Fourth Proportional to 67,398.03, 101,025.90 and 25,250.58

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Solution

The fourth proportional to 67,398.03, 101,025.90 and 25,250.58 is: 37,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,398.03 : 101,025.90 = 25,250.58 : x
  2. Step 2: Convert to fraction form
    67,398.03/101,025.90 = 25,250.58/x
  3. Step 3: Cross multiply
    67,398.03x = 101,025.90 × 25,250.58
  4. Step 4: Simplify right side
    67,398.03x = 2,550,962,570.02
  5. Step 5: Solve for x
    x = 2,550,962,570.02/67,398.03
  6. Step 6: Final answer
    x = 37,849.22

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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.