Home / 62,791.86-94,188.31-18,419.35

Finding the Fourth Proportional to 62,791.86, 94,188.31 and 18,419.35

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Solution

The fourth proportional to 62,791.86, 94,188.31 and 18,419.35 is: 27,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,791.86 : 94,188.31 = 18,419.35 : x
  2. Step 2: Convert to fraction form
    62,791.86/94,188.31 = 18,419.35/x
  3. Step 3: Cross multiply
    62,791.86x = 94,188.31 × 18,419.35
  4. Step 4: Simplify right side
    62,791.86x = 1,734,887,166.28
  5. Step 5: Solve for x
    x = 1,734,887,166.28/62,791.86
  6. Step 6: Final answer
    x = 27,629.17

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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.