Home / 49,435.87-74,153.18-11,996.25

Finding the Fourth Proportional to 49,435.87, 74,153.18 and 11,996.25

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Solution

The fourth proportional to 49,435.87, 74,153.18 and 11,996.25 is: 17,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,435.87 : 74,153.18 = 11,996.25 : x
  2. Step 2: Convert to fraction form
    49,435.87/74,153.18 = 11,996.25/x
  3. Step 3: Cross multiply
    49,435.87x = 74,153.18 × 11,996.25
  4. Step 4: Simplify right side
    49,435.87x = 889,560,115.57
  5. Step 5: Solve for x
    x = 889,560,115.57/49,435.87
  6. Step 6: Final answer
    x = 17,994.22

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1.5x scale

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.