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Finding the Fourth Proportional to 122,168.60, 182,961.30 and 122,168.60

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Solution

The fourth proportional to 122,168.60, 182,961.30 and 122,168.60 is: 182,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,168.60 : 182,961.30 = 122,168.60 : x
  2. Step 2: Convert to fraction form
    122,168.60/182,961.30 = 122,168.60/x
  3. Step 3: Cross multiply
    122,168.60x = 182,961.30 × 122,168.60
  4. Step 4: Simplify right side
    122,168.60x = 22,352,125,875.18
  5. Step 5: Solve for x
    x = 22,352,125,875.18/122,168.60
  6. Step 6: Final answer
    x = 182,961.30

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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.