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Finding the Fourth Proportional to 67,232.70, 100,800.45 and 37,659.60

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Solution

The fourth proportional to 67,232.70, 100,800.45 and 37,659.60 is: 56,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,232.70 : 100,800.45 = 37,659.60 : x
  2. Step 2: Convert to fraction form
    67,232.70/100,800.45 = 37,659.60/x
  3. Step 3: Cross multiply
    67,232.70x = 100,800.45 × 37,659.60
  4. Step 4: Simplify right side
    67,232.70x = 3,796,104,626.82
  5. Step 5: Solve for x
    x = 3,796,104,626.82/67,232.70
  6. Step 6: Final answer
    x = 56,462.18

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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.