Home / 40,205.22-55,482.46-22,299.76

Finding the Fourth Proportional to 40,205.22, 55,482.46 and 22,299.76

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Solution

The fourth proportional to 40,205.22, 55,482.46 and 22,299.76 is: 30,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.22 : 55,482.46 = 22,299.76 : x
  2. Step 2: Convert to fraction form
    40,205.22/55,482.46 = 22,299.76/x
  3. Step 3: Cross multiply
    40,205.22x = 55,482.46 × 22,299.76
  4. Step 4: Simplify right side
    40,205.22x = 1,237,245,542.21
  5. Step 5: Solve for x
    x = 1,237,245,542.21/40,205.22
  6. Step 6: Final answer
    x = 30,773.26

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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.