Home / 40,104.50-55,343.54-22,199.12

Finding the Fourth Proportional to 40,104.50, 55,343.54 and 22,199.12

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Solution

The fourth proportional to 40,104.50, 55,343.54 and 22,199.12 is: 30,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.50 : 55,343.54 = 22,199.12 : x
  2. Step 2: Convert to fraction form
    40,104.50/55,343.54 = 22,199.12/x
  3. Step 3: Cross multiply
    40,104.50x = 55,343.54 × 22,199.12
  4. Step 4: Simplify right side
    40,104.50x = 1,228,577,902.79
  5. Step 5: Solve for x
    x = 1,228,577,902.79/40,104.50
  6. Step 6: Final answer
    x = 30,634.41

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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.