Home / 154,949.77-232,549.22-80,091.87

Finding the Fourth Proportional to 154,949.77, 232,549.22 and 80,091.87

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Solution

The fourth proportional to 154,949.77, 232,549.22 and 80,091.87 is: 120,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,949.77 : 232,549.22 = 80,091.87 : x
  2. Step 2: Convert to fraction form
    154,949.77/232,549.22 = 80,091.87/x
  3. Step 3: Cross multiply
    154,949.77x = 232,549.22 × 80,091.87
  4. Step 4: Simplify right side
    154,949.77x = 18,625,301,896.84
  5. Step 5: Solve for x
    x = 18,625,301,896.84/154,949.77
  6. Step 6: Final answer
    x = 120,202.19

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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.