Home / 187,093.38-258,183.10-106,532.40

Finding the Fourth Proportional to 187,093.38, 258,183.10 and 106,532.40

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Solution

The fourth proportional to 187,093.38, 258,183.10 and 106,532.40 is: 147,011.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,093.38 : 258,183.10 = 106,532.40 : x
  2. Step 2: Convert to fraction form
    187,093.38/258,183.10 = 106,532.40/x
  3. Step 3: Cross multiply
    187,093.38x = 258,183.10 × 106,532.40
  4. Step 4: Simplify right side
    187,093.38x = 27,504,864,749.78
  5. Step 5: Solve for x
    x = 27,504,864,749.78/187,093.38
  6. Step 6: Final answer
    x = 147,011.43

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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.