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Finding the Fourth Proportional to 242,166.53, 363,250.08 and 115,777.05

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Solution

The fourth proportional to 242,166.53, 363,250.08 and 115,777.05 is: 173,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,166.53 : 363,250.08 = 115,777.05 : x
  2. Step 2: Convert to fraction form
    242,166.53/363,250.08 = 115,777.05/x
  3. Step 3: Cross multiply
    242,166.53x = 363,250.08 × 115,777.05
  4. Step 4: Simplify right side
    242,166.53x = 42,056,022,674.66
  5. Step 5: Solve for x
    x = 42,056,022,674.66/242,166.53
  6. Step 6: Final answer
    x = 173,665.71

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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.