Home / 149,516.20-206,324.58-92,926.36

Finding the Fourth Proportional to 149,516.20, 206,324.58 and 92,926.36

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Solution

The fourth proportional to 149,516.20, 206,324.58 and 92,926.36 is: 128,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,516.20 : 206,324.58 = 92,926.36 : x
  2. Step 2: Convert to fraction form
    149,516.20/206,324.58 = 92,926.36/x
  3. Step 3: Cross multiply
    149,516.20x = 206,324.58 × 92,926.36
  4. Step 4: Simplify right side
    149,516.20x = 19,172,992,197.93
  5. Step 5: Solve for x
    x = 19,172,992,197.93/149,516.20
  6. Step 6: Final answer
    x = 128,233.54

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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.