Home / 54,141.90-81,192.58-18,593.12

Finding the Fourth Proportional to 54,141.90, 81,192.58 and 18,593.12

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Solution

The fourth proportional to 54,141.90, 81,192.58 and 18,593.12 is: 27,882.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.90 : 81,192.58 = 18,593.12 : x
  2. Step 2: Convert to fraction form
    54,141.90/81,192.58 = 18,593.12/x
  3. Step 3: Cross multiply
    54,141.90x = 81,192.58 × 18,593.12
  4. Step 4: Simplify right side
    54,141.90x = 1,509,623,383.05
  5. Step 5: Solve for x
    x = 1,509,623,383.05/54,141.90
  6. Step 6: Final answer
    x = 27,882.72

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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.