Home / 225,717.56-338,587.18-186,201.48

Finding the Fourth Proportional to 225,717.56, 338,587.18 and 186,201.48

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Solution

The fourth proportional to 225,717.56, 338,587.18 and 186,201.48 is: 279,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,717.56 : 338,587.18 = 186,201.48 : x
  2. Step 2: Convert to fraction form
    225,717.56/338,587.18 = 186,201.48/x
  3. Step 3: Cross multiply
    225,717.56x = 338,587.18 × 186,201.48
  4. Step 4: Simplify right side
    225,717.56x = 63,045,434,025.03
  5. Step 5: Solve for x
    x = 63,045,434,025.03/225,717.56
  6. Step 6: Final answer
    x = 279,311.16

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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.