Home / 200,528.64-276,729.51-111,104.64

Finding the Fourth Proportional to 200,528.64, 276,729.51 and 111,104.64

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Solution

The fourth proportional to 200,528.64, 276,729.51 and 111,104.64 is: 153,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,528.64 : 276,729.51 = 111,104.64 : x
  2. Step 2: Convert to fraction form
    200,528.64/276,729.51 = 111,104.64/x
  3. Step 3: Cross multiply
    200,528.64x = 276,729.51 × 111,104.64
  4. Step 4: Simplify right side
    200,528.64x = 30,745,932,585.93
  5. Step 5: Solve for x
    x = 30,745,932,585.93/200,528.64
  6. Step 6: Final answer
    x = 153,324.40

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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.