Home / 172,238.19-237,679.07-96,786.69

Finding the Fourth Proportional to 172,238.19, 237,679.07 and 96,786.69

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Solution

The fourth proportional to 172,238.19, 237,679.07 and 96,786.69 is: 133,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,238.19 : 237,679.07 = 96,786.69 : x
  2. Step 2: Convert to fraction form
    172,238.19/237,679.07 = 96,786.69/x
  3. Step 3: Cross multiply
    172,238.19x = 237,679.07 × 96,786.69
  4. Step 4: Simplify right side
    172,238.19x = 23,004,170,467.58
  5. Step 5: Solve for x
    x = 23,004,170,467.58/172,238.19
  6. Step 6: Final answer
    x = 133,560.22

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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.