Home / 50,581.75-69,802.82-27,920.75

Finding the Fourth Proportional to 50,581.75, 69,802.82 and 27,920.75

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Solution

The fourth proportional to 50,581.75, 69,802.82 and 27,920.75 is: 38,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,581.75 : 69,802.82 = 27,920.75 : x
  2. Step 2: Convert to fraction form
    50,581.75/69,802.82 = 27,920.75/x
  3. Step 3: Cross multiply
    50,581.75x = 69,802.82 × 27,920.75
  4. Step 4: Simplify right side
    50,581.75x = 1,948,946,597.90
  5. Step 5: Solve for x
    x = 1,948,946,597.90/50,581.75
  6. Step 6: Final answer
    x = 38,530.63

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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.