Home / 171,469.37-236,743.26-107,036.70

Finding the Fourth Proportional to 171,469.37, 236,743.26 and 107,036.70

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Solution

The fourth proportional to 171,469.37, 236,743.26 and 107,036.70 is: 147,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,469.37 : 236,743.26 = 107,036.70 : x
  2. Step 2: Convert to fraction form
    171,469.37/236,743.26 = 107,036.70/x
  3. Step 3: Cross multiply
    171,469.37x = 236,743.26 × 107,036.70
  4. Step 4: Simplify right side
    171,469.37x = 25,340,217,297.64
  5. Step 5: Solve for x
    x = 25,340,217,297.64/171,469.37
  6. Step 6: Final answer
    x = 147,782.77

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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.