Home / 168,287.50-232,241.14-91,807.84

Finding the Fourth Proportional to 168,287.50, 232,241.14 and 91,807.84

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Solution

The fourth proportional to 168,287.50, 232,241.14 and 91,807.84 is: 126,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,287.50 : 232,241.14 = 91,807.84 : x
  2. Step 2: Convert to fraction form
    168,287.50/232,241.14 = 91,807.84/x
  3. Step 3: Cross multiply
    168,287.50x = 232,241.14 × 91,807.84
  4. Step 4: Simplify right side
    168,287.50x = 21,321,557,422.54
  5. Step 5: Solve for x
    x = 21,321,557,422.54/168,287.50
  6. Step 6: Final answer
    x = 126,697.21

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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.