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Finding the Fourth Proportional to 193,662.30, 267,246.86 and 107,626.64

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Solution

The fourth proportional to 193,662.30, 267,246.86 and 107,626.64 is: 148,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,662.30 : 267,246.86 = 107,626.64 : x
  2. Step 2: Convert to fraction form
    193,662.30/267,246.86 = 107,626.64/x
  3. Step 3: Cross multiply
    193,662.30x = 267,246.86 × 107,626.64
  4. Step 4: Simplify right side
    193,662.30x = 28,762,879,717.98
  5. Step 5: Solve for x
    x = 28,762,879,717.98/193,662.30
  6. Step 6: Final answer
    x = 148,520.80

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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.