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Finding the Fourth Proportional to 171,960.22, 256,543.96 and 162,659.74

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Solution

The fourth proportional to 171,960.22, 256,543.96 and 162,659.74 is: 242,668.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,960.22 : 256,543.96 = 162,659.74 : x
  2. Step 2: Convert to fraction form
    171,960.22/256,543.96 = 162,659.74/x
  3. Step 3: Cross multiply
    171,960.22x = 256,543.96 × 162,659.74
  4. Step 4: Simplify right side
    171,960.22x = 41,729,373,832.17
  5. Step 5: Solve for x
    x = 41,729,373,832.17/171,960.22
  6. Step 6: Final answer
    x = 242,668.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.