Home / 189,383.92-261,349.52-104,500.96

Finding the Fourth Proportional to 189,383.92, 261,349.52 and 104,500.96

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Solution

The fourth proportional to 189,383.92, 261,349.52 and 104,500.96 is: 144,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,383.92 : 261,349.52 = 104,500.96 : x
  2. Step 2: Convert to fraction form
    189,383.92/261,349.52 = 104,500.96/x
  3. Step 3: Cross multiply
    189,383.92x = 261,349.52 × 104,500.96
  4. Step 4: Simplify right side
    189,383.92x = 27,311,275,735.54
  5. Step 5: Solve for x
    x = 27,311,275,735.54/189,383.92
  6. Step 6: Final answer
    x = 144,211.17

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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.