Home / 172,725.06-238,356.96-96,243.84

Finding the Fourth Proportional to 172,725.06, 238,356.96 and 96,243.84

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Solution

The fourth proportional to 172,725.06, 238,356.96 and 96,243.84 is: 132,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,725.06 : 238,356.96 = 96,243.84 : x
  2. Step 2: Convert to fraction form
    172,725.06/238,356.96 = 96,243.84/x
  3. Step 3: Cross multiply
    172,725.06x = 238,356.96 × 96,243.84
  4. Step 4: Simplify right side
    172,725.06x = 22,940,389,121.13
  5. Step 5: Solve for x
    x = 22,940,389,121.13/172,725.06
  6. Step 6: Final answer
    x = 132,814.48

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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.