Home / 54,588.55-81,842.32-17,127.29

Finding the Fourth Proportional to 54,588.55, 81,842.32 and 17,127.29

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Solution

The fourth proportional to 54,588.55, 81,842.32 and 17,127.29 is: 25,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,588.55 : 81,842.32 = 17,127.29 : x
  2. Step 2: Convert to fraction form
    54,588.55/81,842.32 = 17,127.29/x
  3. Step 3: Cross multiply
    54,588.55x = 81,842.32 × 17,127.29
  4. Step 4: Simplify right side
    54,588.55x = 1,401,736,847.64
  5. Step 5: Solve for x
    x = 1,401,736,847.64/54,588.55
  6. Step 6: Final answer
    x = 25,678.22

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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.