Home / 169,906.14-234,476.49-93,431.04

Finding the Fourth Proportional to 169,906.14, 234,476.49 and 93,431.04

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Solution

The fourth proportional to 169,906.14, 234,476.49 and 93,431.04 is: 128,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,906.14 : 234,476.49 = 93,431.04 : x
  2. Step 2: Convert to fraction form
    169,906.14/234,476.49 = 93,431.04/x
  3. Step 3: Cross multiply
    169,906.14x = 234,476.49 × 93,431.04
  4. Step 4: Simplify right side
    169,906.14x = 21,907,381,261.78
  5. Step 5: Solve for x
    x = 21,907,381,261.78/169,906.14
  6. Step 6: Final answer
    x = 128,938.14

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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.