Home / 172,728.83-238,359.48-96,243.97

Finding the Fourth Proportional to 172,728.83, 238,359.48 and 96,243.97

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Solution

The fourth proportional to 172,728.83, 238,359.48 and 96,243.97 is: 132,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,728.83 : 238,359.48 = 96,243.97 : x
  2. Step 2: Convert to fraction form
    172,728.83/238,359.48 = 96,243.97/x
  3. Step 3: Cross multiply
    172,728.83x = 238,359.48 × 96,243.97
  4. Step 4: Simplify right side
    172,728.83x = 22,940,662,642.34
  5. Step 5: Solve for x
    x = 22,940,662,642.34/172,728.83
  6. Step 6: Final answer
    x = 132,813.17

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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.