Home / 200,324.53-276,447.88-109,686.34

Finding the Fourth Proportional to 200,324.53, 276,447.88 and 109,686.34

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Solution

The fourth proportional to 200,324.53, 276,447.88 and 109,686.34 is: 151,367.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,324.53 : 276,447.88 = 109,686.34 : x
  2. Step 2: Convert to fraction form
    200,324.53/276,447.88 = 109,686.34/x
  3. Step 3: Cross multiply
    200,324.53x = 276,447.88 × 109,686.34
  4. Step 4: Simplify right side
    200,324.53x = 30,322,556,157.96
  5. Step 5: Solve for x
    x = 30,322,556,157.96/200,324.53
  6. Step 6: Final answer
    x = 151,367.16

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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.