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Finding the Fourth Proportional to 61,894.23, 85,413.45 and 33,599.88

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Solution

The fourth proportional to 61,894.23, 85,413.45 and 33,599.88 is: 46,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,894.23 : 85,413.45 = 33,599.88 : x
  2. Step 2: Convert to fraction form
    61,894.23/85,413.45 = 33,599.88/x
  3. Step 3: Cross multiply
    61,894.23x = 85,413.45 × 33,599.88
  4. Step 4: Simplify right side
    61,894.23x = 2,869,881,670.39
  5. Step 5: Solve for x
    x = 2,869,881,670.39/61,894.23
  6. Step 6: Final answer
    x = 46,367.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.