Home / 254,121.40-381,333.30-96,365.80

Finding the Fourth Proportional to 254,121.40, 381,333.30 and 96,365.80

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Solution

The fourth proportional to 254,121.40, 381,333.30 and 96,365.80 is: 144,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,121.40 : 381,333.30 = 96,365.80 : x
  2. Step 2: Convert to fraction form
    254,121.40/381,333.30 = 96,365.80/x
  3. Step 3: Cross multiply
    254,121.40x = 381,333.30 × 96,365.80
  4. Step 4: Simplify right side
    254,121.40x = 36,747,488,521.14
  5. Step 5: Solve for x
    x = 36,747,488,521.14/254,121.40
  6. Step 6: Final answer
    x = 144,606.04

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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.