Home / 39,864.27-54,614.32-38,369.55

Finding the Fourth Proportional to 39,864.27, 54,614.32 and 38,369.55

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Solution

The fourth proportional to 39,864.27, 54,614.32 and 38,369.55 is: 52,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864.27 : 54,614.32 = 38,369.55 : x
  2. Step 2: Convert to fraction form
    39,864.27/54,614.32 = 38,369.55/x
  3. Step 3: Cross multiply
    39,864.27x = 54,614.32 × 38,369.55
  4. Step 4: Simplify right side
    39,864.27x = 2,095,526,786.03
  5. Step 5: Solve for x
    x = 2,095,526,786.03/39,864.27
  6. Step 6: Final answer
    x = 52,566.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.