Home / 204,161.17-306,304.03-104,391.45

Finding the Fourth Proportional to 204,161.17, 306,304.03 and 104,391.45

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Solution

The fourth proportional to 204,161.17, 306,304.03 and 104,391.45 is: 156,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,161.17 : 306,304.03 = 104,391.45 : x
  2. Step 2: Convert to fraction form
    204,161.17/306,304.03 = 104,391.45/x
  3. Step 3: Cross multiply
    204,161.17x = 306,304.03 × 104,391.45
  4. Step 4: Simplify right side
    204,161.17x = 31,975,521,832.54
  5. Step 5: Solve for x
    x = 31,975,521,832.54/204,161.17
  6. Step 6: Final answer
    x = 156,619.02

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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.