Home / 163,546.20-225,700.14-91,926

Finding the Fourth Proportional to 163,546.20, 225,700.14 and 91,926

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Solution

The fourth proportional to 163,546.20, 225,700.14 and 91,926 is: 126,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,546.20 : 225,700.14 = 91,926 : x
  2. Step 2: Convert to fraction form
    163,546.20/225,700.14 = 91,926/x
  3. Step 3: Cross multiply
    163,546.20x = 225,700.14 × 91,926
  4. Step 4: Simplify right side
    163,546.20x = 20,747,711,069.64
  5. Step 5: Solve for x
    x = 20,747,711,069.64/163,546.20
  6. Step 6: Final answer
    x = 126,861.47

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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.