Home / 154,216.24-231,325.98-54,357.82

Finding the Fourth Proportional to 154,216.24, 231,325.98 and 54,357.82

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Solution

The fourth proportional to 154,216.24, 231,325.98 and 54,357.82 is: 81,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,216.24 : 231,325.98 = 54,357.82 : x
  2. Step 2: Convert to fraction form
    154,216.24/231,325.98 = 54,357.82/x
  3. Step 3: Cross multiply
    154,216.24x = 231,325.98 × 54,357.82
  4. Step 4: Simplify right side
    154,216.24x = 12,574,375,982.16
  5. Step 5: Solve for x
    x = 12,574,375,982.16/154,216.24
  6. Step 6: Final answer
    x = 81,537.30

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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.