Home / 227,918.80-341,975.40-109,529.20

Finding the Fourth Proportional to 227,918.80, 341,975.40 and 109,529.20

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Solution

The fourth proportional to 227,918.80, 341,975.40 and 109,529.20 is: 164,340.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,918.80 : 341,975.40 = 109,529.20 : x
  2. Step 2: Convert to fraction form
    227,918.80/341,975.40 = 109,529.20/x
  3. Step 3: Cross multiply
    227,918.80x = 341,975.40 × 109,529.20
  4. Step 4: Simplify right side
    227,918.80x = 37,456,291,981.68
  5. Step 5: Solve for x
    x = 37,456,291,981.68/227,918.80
  6. Step 6: Final answer
    x = 164,340.51

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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.