Home / 247,748.28-371,621.88-60,759.78

Finding the Fourth Proportional to 247,748.28, 371,621.88 and 60,759.78

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Solution

The fourth proportional to 247,748.28, 371,621.88 and 60,759.78 is: 91,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,748.28 : 371,621.88 = 60,759.78 : x
  2. Step 2: Convert to fraction form
    247,748.28/371,621.88 = 60,759.78/x
  3. Step 3: Cross multiply
    247,748.28x = 371,621.88 × 60,759.78
  4. Step 4: Simplify right side
    247,748.28x = 22,579,663,671.99
  5. Step 5: Solve for x
    x = 22,579,663,671.99/247,748.28
  6. Step 6: Final answer
    x = 91,139.54

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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.