Home / 40,211.43-55,487.30-22,301.95

Finding the Fourth Proportional to 40,211.43, 55,487.30 and 22,301.95

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Solution

The fourth proportional to 40,211.43, 55,487.30 and 22,301.95 is: 30,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.43 : 55,487.30 = 22,301.95 : x
  2. Step 2: Convert to fraction form
    40,211.43/55,487.30 = 22,301.95/x
  3. Step 3: Cross multiply
    40,211.43x = 55,487.30 × 22,301.95
  4. Step 4: Simplify right side
    40,211.43x = 1,237,474,990.24
  5. Step 5: Solve for x
    x = 1,237,474,990.24/40,211.43
  6. Step 6: Final answer
    x = 30,774.21

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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.