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Finding the Fourth Proportional to 71,262.69, 106,925.04 and 44,669.62

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Solution

The fourth proportional to 71,262.69, 106,925.04 and 44,669.62 is: 67,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,262.69 : 106,925.04 = 44,669.62 : x
  2. Step 2: Convert to fraction form
    71,262.69/106,925.04 = 44,669.62/x
  3. Step 3: Cross multiply
    71,262.69x = 106,925.04 × 44,669.62
  4. Step 4: Simplify right side
    71,262.69x = 4,776,300,905.28
  5. Step 5: Solve for x
    x = 4,776,300,905.28/71,262.69
  6. Step 6: Final answer
    x = 67,023.87

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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.