Home / 54,410.99-81,567.27-19,342.44

Finding the Fourth Proportional to 54,410.99, 81,567.27 and 19,342.44

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Solution

The fourth proportional to 54,410.99, 81,567.27 and 19,342.44 is: 28,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,410.99 : 81,567.27 = 19,342.44 : x
  2. Step 2: Convert to fraction form
    54,410.99/81,567.27 = 19,342.44/x
  3. Step 3: Cross multiply
    54,410.99x = 81,567.27 × 19,342.44
  4. Step 4: Simplify right side
    54,410.99x = 1,577,710,025.94
  5. Step 5: Solve for x
    x = 1,577,710,025.94/54,410.99
  6. Step 6: Final answer
    x = 28,996.17

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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.