Home / 50,668.36-69,919.92-27,699.36

Finding the Fourth Proportional to 50,668.36, 69,919.92 and 27,699.36

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Solution

The fourth proportional to 50,668.36, 69,919.92 and 27,699.36 is: 38,223.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,668.36 : 69,919.92 = 27,699.36 : x
  2. Step 2: Convert to fraction form
    50,668.36/69,919.92 = 27,699.36/x
  3. Step 3: Cross multiply
    50,668.36x = 69,919.92 × 27,699.36
  4. Step 4: Simplify right side
    50,668.36x = 1,936,737,115.04
  5. Step 5: Solve for x
    x = 1,936,737,115.04/50,668.36
  6. Step 6: Final answer
    x = 38,223.80

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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.