Home / 154,036.42-231,052.80-48,856.30

Finding the Fourth Proportional to 154,036.42, 231,052.80 and 48,856.30

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Solution

The fourth proportional to 154,036.42, 231,052.80 and 48,856.30 is: 73,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,036.42 : 231,052.80 = 48,856.30 : x
  2. Step 2: Convert to fraction form
    154,036.42/231,052.80 = 48,856.30/x
  3. Step 3: Cross multiply
    154,036.42x = 231,052.80 × 48,856.30
  4. Step 4: Simplify right side
    154,036.42x = 11,288,384,912.64
  5. Step 5: Solve for x
    x = 11,288,384,912.64/154,036.42
  6. Step 6: Final answer
    x = 73,283.87

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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.