Home / 54,199.92-81,301.32-14,757.84

Finding the Fourth Proportional to 54,199.92, 81,301.32 and 14,757.84

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Solution

The fourth proportional to 54,199.92, 81,301.32 and 14,757.84 is: 22,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,199.92 : 81,301.32 = 14,757.84 : x
  2. Step 2: Convert to fraction form
    54,199.92/81,301.32 = 14,757.84/x
  3. Step 3: Cross multiply
    54,199.92x = 81,301.32 × 14,757.84
  4. Step 4: Simplify right side
    54,199.92x = 1,199,831,872.35
  5. Step 5: Solve for x
    x = 1,199,831,872.35/54,199.92
  6. Step 6: Final answer
    x = 22,137.15

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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.