Home / 81,550.06-122,302.94-22,371.73

Finding the Fourth Proportional to 81,550.06, 122,302.94 and 22,371.73

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Solution

The fourth proportional to 81,550.06, 122,302.94 and 22,371.73 is: 33,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,550.06 : 122,302.94 = 22,371.73 : x
  2. Step 2: Convert to fraction form
    81,550.06/122,302.94 = 22,371.73/x
  3. Step 3: Cross multiply
    81,550.06x = 122,302.94 × 22,371.73
  4. Step 4: Simplify right side
    81,550.06x = 2,736,127,740.37
  5. Step 5: Solve for x
    x = 2,736,127,740.37/81,550.06
  6. Step 6: Final answer
    x = 33,551.51

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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.