Home / 171,659.75-257,560.50-92,680.97

Finding the Fourth Proportional to 171,659.75, 257,560.50 and 92,680.97

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Solution

The fourth proportional to 171,659.75, 257,560.50 and 92,680.97 is: 139,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,659.75 : 257,560.50 = 92,680.97 : x
  2. Step 2: Convert to fraction form
    171,659.75/257,560.50 = 92,680.97/x
  3. Step 3: Cross multiply
    171,659.75x = 257,560.50 × 92,680.97
  4. Step 4: Simplify right side
    171,659.75x = 23,870,956,973.69
  5. Step 5: Solve for x
    x = 23,870,956,973.69/171,659.75
  6. Step 6: Final answer
    x = 139,059.72

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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.