Home / 54,108.36-81,093.24-22,900.68

Finding the Fourth Proportional to 54,108.36, 81,093.24 and 22,900.68

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Solution

The fourth proportional to 54,108.36, 81,093.24 and 22,900.68 is: 34,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,108.36 : 81,093.24 = 22,900.68 : x
  2. Step 2: Convert to fraction form
    54,108.36/81,093.24 = 22,900.68/x
  3. Step 3: Cross multiply
    54,108.36x = 81,093.24 × 22,900.68
  4. Step 4: Simplify right side
    54,108.36x = 1,857,090,339.40
  5. Step 5: Solve for x
    x = 1,857,090,339.40/54,108.36
  6. Step 6: Final answer
    x = 34,321.69

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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.