Home / 50,290.11-69,400.40-27,629.15

Finding the Fourth Proportional to 50,290.11, 69,400.40 and 27,629.15

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Solution

The fourth proportional to 50,290.11, 69,400.40 and 27,629.15 is: 38,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,290.11 : 69,400.40 = 27,629.15 : x
  2. Step 2: Convert to fraction form
    50,290.11/69,400.40 = 27,629.15/x
  3. Step 3: Cross multiply
    50,290.11x = 69,400.40 × 27,629.15
  4. Step 4: Simplify right side
    50,290.11x = 1,917,473,576.51
  5. Step 5: Solve for x
    x = 1,917,473,576.51/50,290.11
  6. Step 6: Final answer
    x = 38,128.24

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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.