Home / 170,121.25-234,767.46-98,505.10

Finding the Fourth Proportional to 170,121.25, 234,767.46 and 98,505.10

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Solution

The fourth proportional to 170,121.25, 234,767.46 and 98,505.10 is: 135,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,121.25 : 234,767.46 = 98,505.10 : x
  2. Step 2: Convert to fraction form
    170,121.25/234,767.46 = 98,505.10/x
  3. Step 3: Cross multiply
    170,121.25x = 234,767.46 × 98,505.10
  4. Step 4: Simplify right side
    170,121.25x = 23,125,792,124.05
  5. Step 5: Solve for x
    x = 23,125,792,124.05/170,121.25
  6. Step 6: Final answer
    x = 135,937.12

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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.