Home / 147,680.24-203,727.78-96,670.52

Finding the Fourth Proportional to 147,680.24, 203,727.78 and 96,670.52

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Solution

The fourth proportional to 147,680.24, 203,727.78 and 96,670.52 is: 133,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,680.24 : 203,727.78 = 96,670.52 : x
  2. Step 2: Convert to fraction form
    147,680.24/203,727.78 = 96,670.52/x
  3. Step 3: Cross multiply
    147,680.24x = 203,727.78 × 96,670.52
  4. Step 4: Simplify right side
    147,680.24x = 19,694,470,431.05
  5. Step 5: Solve for x
    x = 19,694,470,431.05/147,680.24
  6. Step 6: Final answer
    x = 133,358.87

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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.