Home / 220,728.36-331,095.60-62,956.80

Finding the Fourth Proportional to 220,728.36, 331,095.60 and 62,956.80

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Solution

The fourth proportional to 220,728.36, 331,095.60 and 62,956.80 is: 94,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,728.36 : 331,095.60 = 62,956.80 : x
  2. Step 2: Convert to fraction form
    220,728.36/331,095.60 = 62,956.80/x
  3. Step 3: Cross multiply
    220,728.36x = 331,095.60 × 62,956.80
  4. Step 4: Simplify right side
    220,728.36x = 20,844,719,470.08
  5. Step 5: Solve for x
    x = 20,844,719,470.08/220,728.36
  6. Step 6: Final answer
    x = 94,436.07

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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.