Home / 168,118.37-232,001.83-91,637.45

Finding the Fourth Proportional to 168,118.37, 232,001.83 and 91,637.45

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Solution

The fourth proportional to 168,118.37, 232,001.83 and 91,637.45 is: 126,458.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,118.37 : 232,001.83 = 91,637.45 : x
  2. Step 2: Convert to fraction form
    168,118.37/232,001.83 = 91,637.45/x
  3. Step 3: Cross multiply
    168,118.37x = 232,001.83 × 91,637.45
  4. Step 4: Simplify right side
    168,118.37x = 21,260,056,447.44
  5. Step 5: Solve for x
    x = 21,260,056,447.44/168,118.37
  6. Step 6: Final answer
    x = 126,458.86

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1.5x scale

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.