Home / 181,772.39-250,780.97-105,249.71

Finding the Fourth Proportional to 181,772.39, 250,780.97 and 105,249.71

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Solution

The fourth proportional to 181,772.39, 250,780.97 and 105,249.71 is: 145,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,772.39 : 250,780.97 = 105,249.71 : x
  2. Step 2: Convert to fraction form
    181,772.39/250,780.97 = 105,249.71/x
  3. Step 3: Cross multiply
    181,772.39x = 250,780.97 × 105,249.71
  4. Step 4: Simplify right side
    181,772.39x = 26,394,622,585.87
  5. Step 5: Solve for x
    x = 26,394,622,585.87/181,772.39
  6. Step 6: Final answer
    x = 145,207.00

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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.