Home / 50,290.09-69,400.34-27,630.53

Finding the Fourth Proportional to 50,290.09, 69,400.34 and 27,630.53

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Solution

The fourth proportional to 50,290.09, 69,400.34 and 27,630.53 is: 38,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,290.09 : 69,400.34 = 27,630.53 : x
  2. Step 2: Convert to fraction form
    50,290.09/69,400.34 = 27,630.53/x
  3. Step 3: Cross multiply
    50,290.09x = 69,400.34 × 27,630.53
  4. Step 4: Simplify right side
    50,290.09x = 1,917,568,418.96
  5. Step 5: Solve for x
    x = 1,917,568,418.96/50,290.09
  6. Step 6: Final answer
    x = 38,130.15

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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.