Home / 54,661.64-81,943.25-19,593.09

Finding the Fourth Proportional to 54,661.64, 81,943.25 and 19,593.09

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Solution

The fourth proportional to 54,661.64, 81,943.25 and 19,593.09 is: 29,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,661.64 : 81,943.25 = 19,593.09 : x
  2. Step 2: Convert to fraction form
    54,661.64/81,943.25 = 19,593.09/x
  3. Step 3: Cross multiply
    54,661.64x = 81,943.25 × 19,593.09
  4. Step 4: Simplify right side
    54,661.64x = 1,605,521,374.18
  5. Step 5: Solve for x
    x = 1,605,521,374.18/54,661.64
  6. Step 6: Final answer
    x = 29,372.00

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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.