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Finding the Fourth Proportional to 67,469.44, 101,068.80 and 61,957.84

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Solution

The fourth proportional to 67,469.44, 101,068.80 and 61,957.84 is: 92,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,469.44 : 101,068.80 = 61,957.84 : x
  2. Step 2: Convert to fraction form
    67,469.44/101,068.80 = 61,957.84/x
  3. Step 3: Cross multiply
    67,469.44x = 101,068.80 × 61,957.84
  4. Step 4: Simplify right side
    67,469.44x = 6,262,004,539.39
  5. Step 5: Solve for x
    x = 6,262,004,539.39/67,469.44
  6. Step 6: Final answer
    x = 92,812.46

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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.