Home / 54,401.49-81,577.62-19,342.08

Finding the Fourth Proportional to 54,401.49, 81,577.62 and 19,342.08

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Solution

The fourth proportional to 54,401.49, 81,577.62 and 19,342.08 is: 29,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401.49 : 81,577.62 = 19,342.08 : x
  2. Step 2: Convert to fraction form
    54,401.49/81,577.62 = 19,342.08/x
  3. Step 3: Cross multiply
    54,401.49x = 81,577.62 × 19,342.08
  4. Step 4: Simplify right side
    54,401.49x = 1,577,880,852.25
  5. Step 5: Solve for x
    x = 1,577,880,852.25/54,401.49
  6. Step 6: Final answer
    x = 29,004.37

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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.