Home / 135,046.21-202,537.82-40,267.69

Finding the Fourth Proportional to 135,046.21, 202,537.82 and 40,267.69

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Solution

The fourth proportional to 135,046.21, 202,537.82 and 40,267.69 is: 60,392.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,046.21 : 202,537.82 = 40,267.69 : x
  2. Step 2: Convert to fraction form
    135,046.21/202,537.82 = 40,267.69/x
  3. Step 3: Cross multiply
    135,046.21x = 202,537.82 × 40,267.69
  4. Step 4: Simplify right side
    135,046.21x = 8,155,729,947.70
  5. Step 5: Solve for x
    x = 8,155,729,947.70/135,046.21
  6. Step 6: Final answer
    x = 60,392.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.