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Finding the Fourth Proportional to 67,855.60, 101,783.40 and 32,863.60

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Solution

The fourth proportional to 67,855.60, 101,783.40 and 32,863.60 is: 49,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,855.60 : 101,783.40 = 32,863.60 : x
  2. Step 2: Convert to fraction form
    67,855.60/101,783.40 = 32,863.60/x
  3. Step 3: Cross multiply
    67,855.60x = 101,783.40 × 32,863.60
  4. Step 4: Simplify right side
    67,855.60x = 3,344,968,944.24
  5. Step 5: Solve for x
    x = 3,344,968,944.24/67,855.60
  6. Step 6: Final answer
    x = 49,295.40

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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.