Home / 172,551.31-238,084.20-108,852.19

Finding the Fourth Proportional to 172,551.31, 238,084.20 and 108,852.19

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Solution

The fourth proportional to 172,551.31, 238,084.20 and 108,852.19 is: 150,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,551.31 : 238,084.20 = 108,852.19 : x
  2. Step 2: Convert to fraction form
    172,551.31/238,084.20 = 108,852.19/x
  3. Step 3: Cross multiply
    172,551.31x = 238,084.20 × 108,852.19
  4. Step 4: Simplify right side
    172,551.31x = 25,915,985,979.19
  5. Step 5: Solve for x
    x = 25,915,985,979.19/172,551.31
  6. Step 6: Final answer
    x = 150,192.93

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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.