Home / 172,724.10-238,355.66-96,242.88

Finding the Fourth Proportional to 172,724.10, 238,355.66 and 96,242.88

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Solution

The fourth proportional to 172,724.10, 238,355.66 and 96,242.88 is: 132,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,724.10 : 238,355.66 = 96,242.88 : x
  2. Step 2: Convert to fraction form
    172,724.10/238,355.66 = 96,242.88/x
  3. Step 3: Cross multiply
    172,724.10x = 238,355.66 × 96,242.88
  4. Step 4: Simplify right side
    172,724.10x = 22,940,036,317.14
  5. Step 5: Solve for x
    x = 22,940,036,317.14/172,724.10
  6. Step 6: Final answer
    x = 132,813.18

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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.