Home / 154,028.62-231,051.15-48,855.70

Finding the Fourth Proportional to 154,028.62, 231,051.15 and 48,855.70

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Solution

The fourth proportional to 154,028.62, 231,051.15 and 48,855.70 is: 73,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,028.62 : 231,051.15 = 48,855.70 : x
  2. Step 2: Convert to fraction form
    154,028.62/231,051.15 = 48,855.70/x
  3. Step 3: Cross multiply
    154,028.62x = 231,051.15 × 48,855.70
  4. Step 4: Simplify right side
    154,028.62x = 11,288,165,669.06
  5. Step 5: Solve for x
    x = 11,288,165,669.06/154,028.62
  6. Step 6: Final answer
    x = 73,286.16

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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.