Home / 98,183.78-147,264.65-27,116.52

Finding the Fourth Proportional to 98,183.78, 147,264.65 and 27,116.52

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Solution

The fourth proportional to 98,183.78, 147,264.65 and 27,116.52 is: 40,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,183.78 : 147,264.65 = 27,116.52 : x
  2. Step 2: Convert to fraction form
    98,183.78/147,264.65 = 27,116.52/x
  3. Step 3: Cross multiply
    98,183.78x = 147,264.65 × 27,116.52
  4. Step 4: Simplify right side
    98,183.78x = 3,993,305,243.68
  5. Step 5: Solve for x
    x = 3,993,305,243.68/98,183.78
  6. Step 6: Final answer
    x = 40,671.74

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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.