Home / 204,102.50-306,154.72-61,949.01

Finding the Fourth Proportional to 204,102.50, 306,154.72 and 61,949.01

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Solution

The fourth proportional to 204,102.50, 306,154.72 and 61,949.01 is: 92,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,102.50 : 306,154.72 = 61,949.01 : x
  2. Step 2: Convert to fraction form
    204,102.50/306,154.72 = 61,949.01/x
  3. Step 3: Cross multiply
    204,102.50x = 306,154.72 × 61,949.01
  4. Step 4: Simplify right side
    204,102.50x = 18,965,981,810.83
  5. Step 5: Solve for x
    x = 18,965,981,810.83/204,102.50
  6. Step 6: Final answer
    x = 92,923.81

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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.