Home / 154,204.32-231,330.94-54,395.04

Finding the Fourth Proportional to 154,204.32, 231,330.94 and 54,395.04

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Solution

The fourth proportional to 154,204.32, 231,330.94 and 54,395.04 is: 81,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204.32 : 231,330.94 = 54,395.04 : x
  2. Step 2: Convert to fraction form
    154,204.32/231,330.94 = 54,395.04/x
  3. Step 3: Cross multiply
    154,204.32x = 231,330.94 × 54,395.04
  4. Step 4: Simplify right side
    154,204.32x = 12,583,255,734.54
  5. Step 5: Solve for x
    x = 12,583,255,734.54/154,204.32
  6. Step 6: Final answer
    x = 81,601.19

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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.