Home / 36,067.36-49,722.78-31,084.60

Finding the Fourth Proportional to 36,067.36, 49,722.78 and 31,084.60

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Solution

The fourth proportional to 36,067.36, 49,722.78 and 31,084.60 is: 42,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.36 : 49,722.78 = 31,084.60 : x
  2. Step 2: Convert to fraction form
    36,067.36/49,722.78 = 31,084.60/x
  3. Step 3: Cross multiply
    36,067.36x = 49,722.78 × 31,084.60
  4. Step 4: Simplify right side
    36,067.36x = 1,545,612,727.19
  5. Step 5: Solve for x
    x = 1,545,612,727.19/36,067.36
  6. Step 6: Final answer
    x = 42,853.50

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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.