Home / 54,282.36-81,420.66-17,346.36

Finding the Fourth Proportional to 54,282.36, 81,420.66 and 17,346.36

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Solution

The fourth proportional to 54,282.36, 81,420.66 and 17,346.36 is: 26,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.36 : 81,420.66 = 17,346.36 : x
  2. Step 2: Convert to fraction form
    54,282.36/81,420.66 = 17,346.36/x
  3. Step 3: Cross multiply
    54,282.36x = 81,420.66 × 17,346.36
  4. Step 4: Simplify right side
    54,282.36x = 1,412,352,079.80
  5. Step 5: Solve for x
    x = 1,412,352,079.80/54,282.36
  6. Step 6: Final answer
    x = 26,018.62

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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.