Home / 40,161.52-55,422.07-22,256.37

Finding the Fourth Proportional to 40,161.52, 55,422.07 and 22,256.37

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Solution

The fourth proportional to 40,161.52, 55,422.07 and 22,256.37 is: 30,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.52 : 55,422.07 = 22,256.37 : x
  2. Step 2: Convert to fraction form
    40,161.52/55,422.07 = 22,256.37/x
  3. Step 3: Cross multiply
    40,161.52x = 55,422.07 × 22,256.37
  4. Step 4: Simplify right side
    40,161.52x = 1,233,494,165.64
  5. Step 5: Solve for x
    x = 1,233,494,165.64/40,161.52
  6. Step 6: Final answer
    x = 30,713.33

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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.