Home / 169,610.94-233,998.56-100,685.19

Finding the Fourth Proportional to 169,610.94, 233,998.56 and 100,685.19

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Solution

The fourth proportional to 169,610.94, 233,998.56 and 100,685.19 is: 138,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,610.94 : 233,998.56 = 100,685.19 : x
  2. Step 2: Convert to fraction form
    169,610.94/233,998.56 = 100,685.19/x
  3. Step 3: Cross multiply
    169,610.94x = 233,998.56 × 100,685.19
  4. Step 4: Simplify right side
    169,610.94x = 23,560,189,473.33
  5. Step 5: Solve for x
    x = 23,560,189,473.33/169,610.94
  6. Step 6: Final answer
    x = 138,907.25

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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.