Home / 149,232.52-205,942.26-82,166.92

Finding the Fourth Proportional to 149,232.52, 205,942.26 and 82,166.92

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Solution

The fourth proportional to 149,232.52, 205,942.26 and 82,166.92 is: 113,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,232.52 : 205,942.26 = 82,166.92 : x
  2. Step 2: Convert to fraction form
    149,232.52/205,942.26 = 82,166.92/x
  3. Step 3: Cross multiply
    149,232.52x = 205,942.26 × 82,166.92
  4. Step 4: Simplify right side
    149,232.52x = 16,921,641,202.04
  5. Step 5: Solve for x
    x = 16,921,641,202.04/149,232.52
  6. Step 6: Final answer
    x = 113,391.11

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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.