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Finding the Fourth Proportional to 164,793.69, 247,188.77 and 125,056.67

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Solution

The fourth proportional to 164,793.69, 247,188.77 and 125,056.67 is: 187,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,793.69 : 247,188.77 = 125,056.67 : x
  2. Step 2: Convert to fraction form
    164,793.69/247,188.77 = 125,056.67/x
  3. Step 3: Cross multiply
    164,793.69x = 247,188.77 × 125,056.67
  4. Step 4: Simplify right side
    164,793.69x = 30,912,602,576.37
  5. Step 5: Solve for x
    x = 30,912,602,576.37/164,793.69
  6. Step 6: Final answer
    x = 187,583.65

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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.