Home / 81,549.06-122,301.44-22,370.73

Finding the Fourth Proportional to 81,549.06, 122,301.44 and 22,370.73

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Solution

The fourth proportional to 81,549.06, 122,301.44 and 22,370.73 is: 33,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,549.06 : 122,301.44 = 22,370.73 : x
  2. Step 2: Convert to fraction form
    81,549.06/122,301.44 = 22,370.73/x
  3. Step 3: Cross multiply
    81,549.06x = 122,301.44 × 22,370.73
  4. Step 4: Simplify right side
    81,549.06x = 2,735,971,881.34
  5. Step 5: Solve for x
    x = 2,735,971,881.34/81,549.06
  6. Step 6: Final answer
    x = 33,550.01

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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.