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Finding the Fourth Proportional to 64,233.30, 96,349.95 and 61,608.90

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Solution

The fourth proportional to 64,233.30, 96,349.95 and 61,608.90 is: 92,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,233.30 : 96,349.95 = 61,608.90 : x
  2. Step 2: Convert to fraction form
    64,233.30/96,349.95 = 61,608.90/x
  3. Step 3: Cross multiply
    64,233.30x = 96,349.95 × 61,608.90
  4. Step 4: Simplify right side
    64,233.30x = 5,936,014,434.56
  5. Step 5: Solve for x
    x = 5,936,014,434.56/64,233.30
  6. Step 6: Final answer
    x = 92,413.35

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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.