Home / 189,444.52-261,414.82-104,556.11

Finding the Fourth Proportional to 189,444.52, 261,414.82 and 104,556.11

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Solution

The fourth proportional to 189,444.52, 261,414.82 and 104,556.11 is: 144,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444.52 : 261,414.82 = 104,556.11 : x
  2. Step 2: Convert to fraction form
    189,444.52/261,414.82 = 104,556.11/x
  3. Step 3: Cross multiply
    189,444.52x = 261,414.82 × 104,556.11
  4. Step 4: Simplify right side
    189,444.52x = 27,332,517,459.78
  5. Step 5: Solve for x
    x = 27,332,517,459.78/189,444.52
  6. Step 6: Final answer
    x = 144,277.16

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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.