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Finding the Fourth Proportional to 245,744.37, 368,616.69 and 68,251.37

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Solution

The fourth proportional to 245,744.37, 368,616.69 and 68,251.37 is: 102,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,744.37 : 368,616.69 = 68,251.37 : x
  2. Step 2: Convert to fraction form
    245,744.37/368,616.69 = 68,251.37/x
  3. Step 3: Cross multiply
    245,744.37x = 368,616.69 × 68,251.37
  4. Step 4: Simplify right side
    245,744.37x = 25,158,592,254.28
  5. Step 5: Solve for x
    x = 25,158,592,254.28/245,744.37
  6. Step 6: Final answer
    x = 102,377.08

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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.