Home / 163,682.48-245,452.13-82,579.59

Finding the Fourth Proportional to 163,682.48, 245,452.13 and 82,579.59

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Solution

The fourth proportional to 163,682.48, 245,452.13 and 82,579.59 is: 123,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,682.48 : 245,452.13 = 82,579.59 : x
  2. Step 2: Convert to fraction form
    163,682.48/245,452.13 = 82,579.59/x
  3. Step 3: Cross multiply
    163,682.48x = 245,452.13 × 82,579.59
  4. Step 4: Simplify right side
    163,682.48x = 20,269,335,847.13
  5. Step 5: Solve for x
    x = 20,269,335,847.13/163,682.48
  6. Step 6: Final answer
    x = 123,833.27

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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.