Home / 39,791.43-54,870.48-29,703.69

Finding the Fourth Proportional to 39,791.43, 54,870.48 and 29,703.69

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Solution

The fourth proportional to 39,791.43, 54,870.48 and 29,703.69 is: 40,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791.43 : 54,870.48 = 29,703.69 : x
  2. Step 2: Convert to fraction form
    39,791.43/54,870.48 = 29,703.69/x
  3. Step 3: Cross multiply
    39,791.43x = 54,870.48 × 29,703.69
  4. Step 4: Simplify right side
    39,791.43x = 1,629,855,728.07
  5. Step 5: Solve for x
    x = 1,629,855,728.07/39,791.43
  6. Step 6: Final answer
    x = 40,959.97

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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.