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Finding the Fourth Proportional to 67,015.60, 100,529.98 and 17,096.16

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Solution

The fourth proportional to 67,015.60, 100,529.98 and 17,096.16 is: 25,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,015.60 : 100,529.98 = 17,096.16 : x
  2. Step 2: Convert to fraction form
    67,015.60/100,529.98 = 17,096.16/x
  3. Step 3: Cross multiply
    67,015.60x = 100,529.98 × 17,096.16
  4. Step 4: Simplify right side
    67,015.60x = 1,718,676,622.88
  5. Step 5: Solve for x
    x = 1,718,676,622.88/67,015.60
  6. Step 6: Final answer
    x = 25,645.92

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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.