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Finding the Fourth Proportional to 178,950.84, 246,942.66 and 98,362.86

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Solution

The fourth proportional to 178,950.84, 246,942.66 and 98,362.86 is: 135,735.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,950.84 : 246,942.66 = 98,362.86 : x
  2. Step 2: Convert to fraction form
    178,950.84/246,942.66 = 98,362.86/x
  3. Step 3: Cross multiply
    178,950.84x = 246,942.66 × 98,362.86
  4. Step 4: Simplify right side
    178,950.84x = 24,289,986,293.61
  5. Step 5: Solve for x
    x = 24,289,986,293.61/178,950.84
  6. Step 6: Final answer
    x = 135,735.53

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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.