Home / 171,021.28-236,008.14-95,569.78

Finding the Fourth Proportional to 171,021.28, 236,008.14 and 95,569.78

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Solution

The fourth proportional to 171,021.28, 236,008.14 and 95,569.78 is: 131,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,021.28 : 236,008.14 = 95,569.78 : x
  2. Step 2: Convert to fraction form
    171,021.28/236,008.14 = 95,569.78/x
  3. Step 3: Cross multiply
    171,021.28x = 236,008.14 × 95,569.78
  4. Step 4: Simplify right side
    171,021.28x = 22,555,246,018.01
  5. Step 5: Solve for x
    x = 22,555,246,018.01/171,021.28
  6. Step 6: Final answer
    x = 131,885.61

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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.