Home / 50,304.75-69,420.56-27,948.75

Finding the Fourth Proportional to 50,304.75, 69,420.56 and 27,948.75

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Solution

The fourth proportional to 50,304.75, 69,420.56 and 27,948.75 is: 38,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,304.75 : 69,420.56 = 27,948.75 : x
  2. Step 2: Convert to fraction form
    50,304.75/69,420.56 = 27,948.75/x
  3. Step 3: Cross multiply
    50,304.75x = 69,420.56 × 27,948.75
  4. Step 4: Simplify right side
    50,304.75x = 1,940,217,736.56
  5. Step 5: Solve for x
    x = 1,940,217,736.56/50,304.75
  6. Step 6: Final answer
    x = 38,569.28

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Double scale
Find fourth proportional to 50,305.75, 69,421.94 and 27,949.75
Similar ratio
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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.