Home / 40,204.77-55,482.61-22,299.90

Finding the Fourth Proportional to 40,204.77, 55,482.61 and 22,299.90

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Solution

The fourth proportional to 40,204.77, 55,482.61 and 22,299.90 is: 30,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.77 : 55,482.61 = 22,299.90 : x
  2. Step 2: Convert to fraction form
    40,204.77/55,482.61 = 22,299.90/x
  3. Step 3: Cross multiply
    40,204.77x = 55,482.61 × 22,299.90
  4. Step 4: Simplify right side
    40,204.77x = 1,237,257,015.86
  5. Step 5: Solve for x
    x = 1,237,257,015.86/40,204.77
  6. Step 6: Final answer
    x = 30,773.89

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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.