Home / 163,861.38-226,121.83-92,238.75

Finding the Fourth Proportional to 163,861.38, 226,121.83 and 92,238.75

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Solution

The fourth proportional to 163,861.38, 226,121.83 and 92,238.75 is: 127,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,861.38 : 226,121.83 = 92,238.75 : x
  2. Step 2: Convert to fraction form
    163,861.38/226,121.83 = 92,238.75/x
  3. Step 3: Cross multiply
    163,861.38x = 226,121.83 × 92,238.75
  4. Step 4: Simplify right side
    163,861.38x = 20,857,194,716.32
  5. Step 5: Solve for x
    x = 20,857,194,716.32/163,861.38
  6. Step 6: Final answer
    x = 127,285.60

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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.