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Finding the Fourth Proportional to 150,611.04, 207,847.08 and 82,630.92

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Solution

The fourth proportional to 150,611.04, 207,847.08 and 82,630.92 is: 114,032.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,611.04 : 207,847.08 = 82,630.92 : x
  2. Step 2: Convert to fraction form
    150,611.04/207,847.08 = 82,630.92/x
  3. Step 3: Cross multiply
    150,611.04x = 207,847.08 × 82,630.92
  4. Step 4: Simplify right side
    150,611.04x = 17,174,595,439.71
  5. Step 5: Solve for x
    x = 17,174,595,439.71/150,611.04
  6. Step 6: Final answer
    x = 114,032.78

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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.