Home / 54,247.61-81,342.23-16,791.59

Finding the Fourth Proportional to 54,247.61, 81,342.23 and 16,791.59

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Solution

The fourth proportional to 54,247.61, 81,342.23 and 16,791.59 is: 25,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,247.61 : 81,342.23 = 16,791.59 : x
  2. Step 2: Convert to fraction form
    54,247.61/81,342.23 = 16,791.59/x
  3. Step 3: Cross multiply
    54,247.61x = 81,342.23 × 16,791.59
  4. Step 4: Simplify right side
    54,247.61x = 1,365,865,495.24
  5. Step 5: Solve for x
    x = 1,365,865,495.24/54,247.61
  6. Step 6: Final answer
    x = 25,178.35

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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.