Home / 107,984.13-161,979.99-29,100.24

Finding the Fourth Proportional to 107,984.13, 161,979.99 and 29,100.24

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Solution

The fourth proportional to 107,984.13, 161,979.99 and 29,100.24 is: 43,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,984.13 : 161,979.99 = 29,100.24 : x
  2. Step 2: Convert to fraction form
    107,984.13/161,979.99 = 29,100.24/x
  3. Step 3: Cross multiply
    107,984.13x = 161,979.99 × 29,100.24
  4. Step 4: Simplify right side
    107,984.13x = 4,713,656,584.20
  5. Step 5: Solve for x
    x = 4,713,656,584.20/107,984.13
  6. Step 6: Final answer
    x = 43,651.38

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1.5x scale

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.