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Finding the Fourth Proportional to 164,793.34, 247,202.38 and 70,012.86

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Solution

The fourth proportional to 164,793.34, 247,202.38 and 70,012.86 is: 105,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,793.34 : 247,202.38 = 70,012.86 : x
  2. Step 2: Convert to fraction form
    164,793.34/247,202.38 = 70,012.86/x
  3. Step 3: Cross multiply
    164,793.34x = 247,202.38 × 70,012.86
  4. Step 4: Simplify right side
    164,793.34x = 17,307,344,783.11
  5. Step 5: Solve for x
    x = 17,307,344,783.11/164,793.34
  6. Step 6: Final answer
    x = 105,024.54

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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.