Home / 149,616.72-206,284.32-95,813.28

Finding the Fourth Proportional to 149,616.72, 206,284.32 and 95,813.28

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Solution

The fourth proportional to 149,616.72, 206,284.32 and 95,813.28 is: 132,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,616.72 : 206,284.32 = 95,813.28 : x
  2. Step 2: Convert to fraction form
    149,616.72/206,284.32 = 95,813.28/x
  3. Step 3: Cross multiply
    149,616.72x = 206,284.32 × 95,813.28
  4. Step 4: Simplify right side
    149,616.72x = 19,764,777,311.77
  5. Step 5: Solve for x
    x = 19,764,777,311.77/149,616.72
  6. Step 6: Final answer
    x = 132,102.73

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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.