Home / 200,073.24-276,090.75-109,411.56

Finding the Fourth Proportional to 200,073.24, 276,090.75 and 109,411.56

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Solution

The fourth proportional to 200,073.24, 276,090.75 and 109,411.56 is: 150,982.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,073.24 : 276,090.75 = 109,411.56 : x
  2. Step 2: Convert to fraction form
    200,073.24/276,090.75 = 109,411.56/x
  3. Step 3: Cross multiply
    200,073.24x = 276,090.75 × 109,411.56
  4. Step 4: Simplify right side
    200,073.24x = 30,207,519,659.07
  5. Step 5: Solve for x
    x = 30,207,519,659.07/200,073.24
  6. Step 6: Final answer
    x = 150,982.31

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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.