Home / 150,401.84-207,648.91-96,780.04

Finding the Fourth Proportional to 150,401.84, 207,648.91 and 96,780.04

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Solution

The fourth proportional to 150,401.84, 207,648.91 and 96,780.04 is: 133,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,401.84 : 207,648.91 = 96,780.04 : x
  2. Step 2: Convert to fraction form
    150,401.84/207,648.91 = 96,780.04/x
  3. Step 3: Cross multiply
    150,401.84x = 207,648.91 × 96,780.04
  4. Step 4: Simplify right side
    150,401.84x = 20,096,269,054.68
  5. Step 5: Solve for x
    x = 20,096,269,054.68/150,401.84
  6. Step 6: Final answer
    x = 133,617.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.