Home / 154,551.24-231,845.10-54,690.60

Finding the Fourth Proportional to 154,551.24, 231,845.10 and 54,690.60

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Solution

The fourth proportional to 154,551.24, 231,845.10 and 54,690.60 is: 82,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,551.24 : 231,845.10 = 54,690.60 : x
  2. Step 2: Convert to fraction form
    154,551.24/231,845.10 = 54,690.60/x
  3. Step 3: Cross multiply
    154,551.24x = 231,845.10 × 54,690.60
  4. Step 4: Simplify right side
    154,551.24x = 12,679,747,626.06
  5. Step 5: Solve for x
    x = 12,679,747,626.06/154,551.24
  6. Step 6: Final answer
    x = 82,042.35

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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.