Home / 200,474.27-276,654.48-109,833.45

Finding the Fourth Proportional to 200,474.27, 276,654.48 and 109,833.45

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Solution

The fourth proportional to 200,474.27, 276,654.48 and 109,833.45 is: 151,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,474.27 : 276,654.48 = 109,833.45 : x
  2. Step 2: Convert to fraction form
    200,474.27/276,654.48 = 109,833.45/x
  3. Step 3: Cross multiply
    200,474.27x = 276,654.48 × 109,833.45
  4. Step 4: Simplify right side
    200,474.27x = 30,385,916,270.94
  5. Step 5: Solve for x
    x = 30,385,916,270.94/200,474.27
  6. Step 6: Final answer
    x = 151,570.15

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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.