Home / 183,860.20-253,760.10-108,404.20

Finding the Fourth Proportional to 183,860.20, 253,760.10 and 108,404.20

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Solution

The fourth proportional to 183,860.20, 253,760.10 and 108,404.20 is: 149,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,860.20 : 253,760.10 = 108,404.20 : x
  2. Step 2: Convert to fraction form
    183,860.20/253,760.10 = 108,404.20/x
  3. Step 3: Cross multiply
    183,860.20x = 253,760.10 × 108,404.20
  4. Step 4: Simplify right side
    183,860.20x = 27,508,660,632.42
  5. Step 5: Solve for x
    x = 27,508,660,632.42/183,860.20
  6. Step 6: Final answer
    x = 149,617.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.