Home / 54,103.57-81,524.65-44,458.90

Finding the Fourth Proportional to 54,103.57, 81,524.65 and 44,458.90

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Solution

The fourth proportional to 54,103.57, 81,524.65 and 44,458.90 is: 66,991.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.57 : 81,524.65 = 44,458.90 : x
  2. Step 2: Convert to fraction form
    54,103.57/81,524.65 = 44,458.90/x
  3. Step 3: Cross multiply
    54,103.57x = 81,524.65 × 44,458.90
  4. Step 4: Simplify right side
    54,103.57x = 3,624,496,261.89
  5. Step 5: Solve for x
    x = 3,624,496,261.89/54,103.57
  6. Step 6: Final answer
    x = 66,991.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.