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Finding the Fourth Proportional to 64,850.70, 97,200.45 and 29,793.90

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Solution

The fourth proportional to 64,850.70, 97,200.45 and 29,793.90 is: 44,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.70 : 97,200.45 = 29,793.90 : x
  2. Step 2: Convert to fraction form
    64,850.70/97,200.45 = 29,793.90/x
  3. Step 3: Cross multiply
    64,850.70x = 97,200.45 × 29,793.90
  4. Step 4: Simplify right side
    64,850.70x = 2,895,980,487.26
  5. Step 5: Solve for x
    x = 2,895,980,487.26/64,850.70
  6. Step 6: Final answer
    x = 44,656.12

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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.