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Finding the Fourth Proportional to 123,468.37, 185,203.23 and 34,722.64

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Solution

The fourth proportional to 123,468.37, 185,203.23 and 34,722.64 is: 52,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,468.37 : 185,203.23 = 34,722.64 : x
  2. Step 2: Convert to fraction form
    123,468.37/185,203.23 = 34,722.64/x
  3. Step 3: Cross multiply
    123,468.37x = 185,203.23 × 34,722.64
  4. Step 4: Simplify right side
    123,468.37x = 6,430,745,183.42
  5. Step 5: Solve for x
    x = 6,430,745,183.42/123,468.37
  6. Step 6: Final answer
    x = 52,084.15

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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.