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Finding the Fourth Proportional to 178,800.86, 246,745.28 and 98,233.57

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Solution

The fourth proportional to 178,800.86, 246,745.28 and 98,233.57 is: 135,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,800.86 : 246,745.28 = 98,233.57 : x
  2. Step 2: Convert to fraction form
    178,800.86/246,745.28 = 98,233.57/x
  3. Step 3: Cross multiply
    178,800.86x = 246,745.28 × 98,233.57
  4. Step 4: Simplify right side
    178,800.86x = 24,238,669,735.05
  5. Step 5: Solve for x
    x = 24,238,669,735.05/178,800.86
  6. Step 6: Final answer
    x = 135,562.38

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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.