Home / 61,116.06-84,335.79-33,890.11

Finding the Fourth Proportional to 61,116.06, 84,335.79 and 33,890.11

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Solution

The fourth proportional to 61,116.06, 84,335.79 and 33,890.11 is: 46,765.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,116.06 : 84,335.79 = 33,890.11 : x
  2. Step 2: Convert to fraction form
    61,116.06/84,335.79 = 33,890.11/x
  3. Step 3: Cross multiply
    61,116.06x = 84,335.79 × 33,890.11
  4. Step 4: Simplify right side
    61,116.06x = 2,858,149,200.04
  5. Step 5: Solve for x
    x = 2,858,149,200.04/61,116.06
  6. Step 6: Final answer
    x = 46,765.93

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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.