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Finding the Fourth Proportional to 63,930.30, 96,010.65 and 61,856.70

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Solution

The fourth proportional to 63,930.30, 96,010.65 and 61,856.70 is: 92,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,930.30 : 96,010.65 = 61,856.70 : x
  2. Step 2: Convert to fraction form
    63,930.30/96,010.65 = 61,856.70/x
  3. Step 3: Cross multiply
    63,930.30x = 96,010.65 × 61,856.70
  4. Step 4: Simplify right side
    63,930.30x = 5,938,901,973.86
  5. Step 5: Solve for x
    x = 5,938,901,973.86/63,930.30
  6. Step 6: Final answer
    x = 92,896.51

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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.