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Finding the Fourth Proportional to 62,110.80, 92,971.80 and 48,891.60

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Solution

The fourth proportional to 62,110.80, 92,971.80 and 48,891.60 is: 73,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,110.80 : 92,971.80 = 48,891.60 : x
  2. Step 2: Convert to fraction form
    62,110.80/92,971.80 = 48,891.60/x
  3. Step 3: Cross multiply
    62,110.80x = 92,971.80 × 48,891.60
  4. Step 4: Simplify right side
    62,110.80x = 4,545,540,056.88
  5. Step 5: Solve for x
    x = 4,545,540,056.88/62,110.80
  6. Step 6: Final answer
    x = 73,184.37

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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.