Home / 161,660.48-242,341.27-82,600.43

Finding the Fourth Proportional to 161,660.48, 242,341.27 and 82,600.43

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Solution

The fourth proportional to 161,660.48, 242,341.27 and 82,600.43 is: 123,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,660.48 : 242,341.27 = 82,600.43 : x
  2. Step 2: Convert to fraction form
    161,660.48/242,341.27 = 82,600.43/x
  3. Step 3: Cross multiply
    161,660.48x = 242,341.27 × 82,600.43
  4. Step 4: Simplify right side
    161,660.48x = 20,017,491,690.54
  5. Step 5: Solve for x
    x = 20,017,491,690.54/161,660.48
  6. Step 6: Final answer
    x = 123,824.28

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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.