Home / 521,025.41-781,523.52-166,060.73

Finding the Fourth Proportional to 521,025.41, 781,523.52 and 166,060.73

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Solution

The fourth proportional to 521,025.41, 781,523.52 and 166,060.73 is: 249,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,025.41 : 781,523.52 = 166,060.73 : x
  2. Step 2: Convert to fraction form
    521,025.41/781,523.52 = 166,060.73/x
  3. Step 3: Cross multiply
    521,025.41x = 781,523.52 × 166,060.73
  4. Step 4: Simplify right side
    521,025.41x = 129,780,362,335.75
  5. Step 5: Solve for x
    x = 129,780,362,335.75/521,025.41
  6. Step 6: Final answer
    x = 249,086.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.