Home / 54,107.36-81,165.11-16,153.63

Finding the Fourth Proportional to 54,107.36, 81,165.11 and 16,153.63

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Solution

The fourth proportional to 54,107.36, 81,165.11 and 16,153.63 is: 24,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,107.36 : 81,165.11 = 16,153.63 : x
  2. Step 2: Convert to fraction form
    54,107.36/81,165.11 = 16,153.63/x
  3. Step 3: Cross multiply
    54,107.36x = 81,165.11 × 16,153.63
  4. Step 4: Simplify right side
    54,107.36x = 1,311,110,729.83
  5. Step 5: Solve for x
    x = 1,311,110,729.83/54,107.36
  6. Step 6: Final answer
    x = 24,231.65

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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.