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Finding the Fourth Proportional to 67,445.82, 101,168.64 and 20,060.71

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Solution

The fourth proportional to 67,445.82, 101,168.64 and 20,060.71 is: 30,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445.82 : 101,168.64 = 20,060.71 : x
  2. Step 2: Convert to fraction form
    67,445.82/101,168.64 = 20,060.71/x
  3. Step 3: Cross multiply
    67,445.82x = 101,168.64 × 20,060.71
  4. Step 4: Simplify right side
    67,445.82x = 2,029,514,748.13
  5. Step 5: Solve for x
    x = 2,029,514,748.13/67,445.82
  6. Step 6: Final answer
    x = 30,091.04

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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.