Home / 81,593.54-122,366.79-22,431.14

Finding the Fourth Proportional to 81,593.54, 122,366.79 and 22,431.14

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Solution

The fourth proportional to 81,593.54, 122,366.79 and 22,431.14 is: 33,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,593.54 : 122,366.79 = 22,431.14 : x
  2. Step 2: Convert to fraction form
    81,593.54/122,366.79 = 22,431.14/x
  3. Step 3: Cross multiply
    81,593.54x = 122,366.79 × 22,431.14
  4. Step 4: Simplify right side
    81,593.54x = 2,744,826,597.84
  5. Step 5: Solve for x
    x = 2,744,826,597.84/81,593.54
  6. Step 6: Final answer
    x = 33,640.24

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1.5x scale

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.