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Finding the Fourth Proportional to 117,832.92, 162,613.03 and 64,114.73

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Solution

The fourth proportional to 117,832.92, 162,613.03 and 64,114.73 is: 88,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,832.92 : 162,613.03 = 64,114.73 : x
  2. Step 2: Convert to fraction form
    117,832.92/162,613.03 = 64,114.73/x
  3. Step 3: Cross multiply
    117,832.92x = 162,613.03 × 64,114.73
  4. Step 4: Simplify right side
    117,832.92x = 10,425,890,512.93
  5. Step 5: Solve for x
    x = 10,425,890,512.93/117,832.92
  6. Step 6: Final answer
    x = 88,480.29

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1.5x scale

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.