Home / 200,001.54-276,002.37-109,357.91

Finding the Fourth Proportional to 200,001.54, 276,002.37 and 109,357.91

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Solution

The fourth proportional to 200,001.54, 276,002.37 and 109,357.91 is: 150,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,001.54 : 276,002.37 = 109,357.91 : x
  2. Step 2: Convert to fraction form
    200,001.54/276,002.37 = 109,357.91/x
  3. Step 3: Cross multiply
    200,001.54x = 276,002.37 × 109,357.91
  4. Step 4: Simplify right side
    200,001.54x = 30,183,042,338.25
  5. Step 5: Solve for x
    x = 30,183,042,338.25/200,001.54
  6. Step 6: Final answer
    x = 150,914.05

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1.5x scale

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.