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Finding the Fourth Proportional to 178,357.05, 246,150.27 and 101,887.56

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Solution

The fourth proportional to 178,357.05, 246,150.27 and 101,887.56 is: 140,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,357.05 : 246,150.27 = 101,887.56 : x
  2. Step 2: Convert to fraction form
    178,357.05/246,150.27 = 101,887.56/x
  3. Step 3: Cross multiply
    178,357.05x = 246,150.27 × 101,887.56
  4. Step 4: Simplify right side
    178,357.05x = 25,079,650,403.64
  5. Step 5: Solve for x
    x = 25,079,650,403.64/178,357.05
  6. Step 6: Final answer
    x = 140,614.85

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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.