Home / 84,194.81-116,077.19-69,800.30

Finding the Fourth Proportional to 84,194.81, 116,077.19 and 69,800.30

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Solution

The fourth proportional to 84,194.81, 116,077.19 and 69,800.30 is: 96,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,194.81 : 116,077.19 = 69,800.30 : x
  2. Step 2: Convert to fraction form
    84,194.81/116,077.19 = 69,800.30/x
  3. Step 3: Cross multiply
    84,194.81x = 116,077.19 × 69,800.30
  4. Step 4: Simplify right side
    84,194.81x = 8,102,223,236.62
  5. Step 5: Solve for x
    x = 8,102,223,236.62/84,194.81
  6. Step 6: Final answer
    x = 96,231.86

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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.