Home / 189,444.45-261,414.73-104,556.05

Finding the Fourth Proportional to 189,444.45, 261,414.73 and 104,556.05

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Solution

The fourth proportional to 189,444.45, 261,414.73 and 104,556.05 is: 144,277.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444.45 : 261,414.73 = 104,556.05 : x
  2. Step 2: Convert to fraction form
    189,444.45/261,414.73 = 104,556.05/x
  3. Step 3: Cross multiply
    189,444.45x = 261,414.73 × 104,556.05
  4. Step 4: Simplify right side
    189,444.45x = 27,332,491,580.62
  5. Step 5: Solve for x
    x = 27,332,491,580.62/189,444.45
  6. Step 6: Final answer
    x = 144,277.08

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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.