Home / 54,416.16-81,623.16-22,388.49

Finding the Fourth Proportional to 54,416.16, 81,623.16 and 22,388.49

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Solution

The fourth proportional to 54,416.16, 81,623.16 and 22,388.49 is: 33,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,416.16 : 81,623.16 = 22,388.49 : x
  2. Step 2: Convert to fraction form
    54,416.16/81,623.16 = 22,388.49/x
  3. Step 3: Cross multiply
    54,416.16x = 81,623.16 × 22,388.49
  4. Step 4: Simplify right side
    54,416.16x = 1,827,419,301.43
  5. Step 5: Solve for x
    x = 1,827,419,301.43/54,416.16
  6. Step 6: Final answer
    x = 33,582.29

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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.