Home / 172,917.56-236,724.42-171,751.16

Finding the Fourth Proportional to 172,917.56, 236,724.42 and 171,751.16

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Solution

The fourth proportional to 172,917.56, 236,724.42 and 171,751.16 is: 235,127.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,917.56 : 236,724.42 = 171,751.16 : x
  2. Step 2: Convert to fraction form
    172,917.56/236,724.42 = 171,751.16/x
  3. Step 3: Cross multiply
    172,917.56x = 236,724.42 × 171,751.16
  4. Step 4: Simplify right side
    172,917.56x = 40,657,693,735.33
  5. Step 5: Solve for x
    x = 40,657,693,735.33/172,917.56
  6. Step 6: Final answer
    x = 235,127.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.