Home / 218,401.83-327,590.41-96,787.34

Finding the Fourth Proportional to 218,401.83, 327,590.41 and 96,787.34

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Solution

The fourth proportional to 218,401.83, 327,590.41 and 96,787.34 is: 145,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,401.83 : 327,590.41 = 96,787.34 : x
  2. Step 2: Convert to fraction form
    218,401.83/327,590.41 = 96,787.34/x
  3. Step 3: Cross multiply
    218,401.83x = 327,590.41 × 96,787.34
  4. Step 4: Simplify right side
    218,401.83x = 31,706,604,393.41
  5. Step 5: Solve for x
    x = 31,706,604,393.41/218,401.83
  6. Step 6: Final answer
    x = 145,175.54

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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.