Home / 81,014.07-111,796.77-44,218.86

Finding the Fourth Proportional to 81,014.07, 111,796.77 and 44,218.86

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Solution

The fourth proportional to 81,014.07, 111,796.77 and 44,218.86 is: 61,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,014.07 : 111,796.77 = 44,218.86 : x
  2. Step 2: Convert to fraction form
    81,014.07/111,796.77 = 44,218.86/x
  3. Step 3: Cross multiply
    81,014.07x = 111,796.77 × 44,218.86
  4. Step 4: Simplify right side
    81,014.07x = 4,943,525,721.08
  5. Step 5: Solve for x
    x = 4,943,525,721.08/81,014.07
  6. Step 6: Final answer
    x = 61,020.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.