Home / 154,301.40-231,797.70-148,003.80

Finding the Fourth Proportional to 154,301.40, 231,797.70 and 148,003.80

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Solution

The fourth proportional to 154,301.40, 231,797.70 and 148,003.80 is: 222,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,301.40 : 231,797.70 = 148,003.80 : x
  2. Step 2: Convert to fraction form
    154,301.40/231,797.70 = 148,003.80/x
  3. Step 3: Cross multiply
    154,301.40x = 231,797.70 × 148,003.80
  4. Step 4: Simplify right side
    154,301.40x = 34,306,940,431.26
  5. Step 5: Solve for x
    x = 34,306,940,431.26/154,301.40
  6. Step 6: Final answer
    x = 222,337.19

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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.