Home / 67,824.68-101,782.14-27,876.42

Finding the Fourth Proportional to 67,824.68, 101,782.14 and 27,876.42

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Solution

The fourth proportional to 67,824.68, 101,782.14 and 27,876.42 is: 41,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824.68 : 101,782.14 = 27,876.42 : x
  2. Step 2: Convert to fraction form
    67,824.68/101,782.14 = 27,876.42/x
  3. Step 3: Cross multiply
    67,824.68x = 101,782.14 × 27,876.42
  4. Step 4: Simplify right side
    67,824.68x = 2,837,321,683.14
  5. Step 5: Solve for x
    x = 2,837,321,683.14/67,824.68
  6. Step 6: Final answer
    x = 41,833.17

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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.