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Finding the Fourth Proportional to 61,792,336.80, 92,721,682.80 and 25,894,173.60

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Solution

The fourth proportional to 61,792,336.80, 92,721,682.80 and 25,894,173.60 is: 38,855,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,792,336.80 : 92,721,682.80 = 25,894,173.60 : x
  2. Step 2: Convert to fraction form
    61,792,336.80/92,721,682.80 = 25,894,173.60/x
  3. Step 3: Cross multiply
    61,792,336.80x = 92,721,682.80 × 25,894,173.60
  4. Step 4: Simplify right side
    61,792,336.80x = 2,400,951,350,907,334
  5. Step 5: Solve for x
    x = 2,400,951,350,907,334/61,792,336.80
  6. Step 6: Final answer
    x = 38,855,163.52

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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.