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Finding the Fourth Proportional to 61,930.70, 92,896.05 and 44,564.30

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Solution

The fourth proportional to 61,930.70, 92,896.05 and 44,564.30 is: 66,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,930.70 : 92,896.05 = 44,564.30 : x
  2. Step 2: Convert to fraction form
    61,930.70/92,896.05 = 44,564.30/x
  3. Step 3: Cross multiply
    61,930.70x = 92,896.05 × 44,564.30
  4. Step 4: Simplify right side
    61,930.70x = 4,139,847,441.02
  5. Step 5: Solve for x
    x = 4,139,847,441.02/61,930.70
  6. Step 6: Final answer
    x = 66,846.45

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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.