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Finding the Fourth Proportional to 242,956.96, 364,183.92 and 118,142.88

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Solution

The fourth proportional to 242,956.96, 364,183.92 and 118,142.88 is: 177,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,956.96 : 364,183.92 = 118,142.88 : x
  2. Step 2: Convert to fraction form
    242,956.96/364,183.92 = 118,142.88/x
  3. Step 3: Cross multiply
    242,956.96x = 364,183.92 × 118,142.88
  4. Step 4: Simplify right side
    242,956.96x = 43,025,737,158.49
  5. Step 5: Solve for x
    x = 43,025,737,158.49/242,956.96
  6. Step 6: Final answer
    x = 177,092.01

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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.