Home / 171,359.46-236,561.85-107,732.34

Finding the Fourth Proportional to 171,359.46, 236,561.85 and 107,732.34

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Solution

The fourth proportional to 171,359.46, 236,561.85 and 107,732.34 is: 148,724.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,359.46 : 236,561.85 = 107,732.34 : x
  2. Step 2: Convert to fraction form
    171,359.46/236,561.85 = 107,732.34/x
  3. Step 3: Cross multiply
    171,359.46x = 236,561.85 × 107,732.34
  4. Step 4: Simplify right side
    171,359.46x = 25,485,361,655.23
  5. Step 5: Solve for x
    x = 25,485,361,655.23/171,359.46
  6. Step 6: Final answer
    x = 148,724.57

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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.