Home / 200,588.32-300,902.46-74,262.34

Finding the Fourth Proportional to 200,588.32, 300,902.46 and 74,262.34

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Solution

The fourth proportional to 200,588.32, 300,902.46 and 74,262.34 is: 111,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,588.32 : 300,902.46 = 74,262.34 : x
  2. Step 2: Convert to fraction form
    200,588.32/300,902.46 = 74,262.34/x
  3. Step 3: Cross multiply
    200,588.32x = 300,902.46 × 74,262.34
  4. Step 4: Simplify right side
    200,588.32x = 22,345,720,791.36
  5. Step 5: Solve for x
    x = 22,345,720,791.36/200,588.32
  6. Step 6: Final answer
    x = 111,400.91

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1.5x scale

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.