Home / 54,342.47-81,513.99-24,739.61

Finding the Fourth Proportional to 54,342.47, 81,513.99 and 24,739.61

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Solution

The fourth proportional to 54,342.47, 81,513.99 and 24,739.61 is: 37,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.47 : 81,513.99 = 24,739.61 : x
  2. Step 2: Convert to fraction form
    54,342.47/81,513.99 = 24,739.61/x
  3. Step 3: Cross multiply
    54,342.47x = 81,513.99 × 24,739.61
  4. Step 4: Simplify right side
    54,342.47x = 2,016,623,914.57
  5. Step 5: Solve for x
    x = 2,016,623,914.57/54,342.47
  6. Step 6: Final answer
    x = 37,109.54

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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.