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Finding the Fourth Proportional to 67,829.70, 101,744.55 and 44,210.10

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Solution

The fourth proportional to 67,829.70, 101,744.55 and 44,210.10 is: 66,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829.70 : 101,744.55 = 44,210.10 : x
  2. Step 2: Convert to fraction form
    67,829.70/101,744.55 = 44,210.10/x
  3. Step 3: Cross multiply
    67,829.70x = 101,744.55 × 44,210.10
  4. Step 4: Simplify right side
    67,829.70x = 4,498,136,729.96
  5. Step 5: Solve for x
    x = 4,498,136,729.96/67,829.70
  6. Step 6: Final answer
    x = 66,315.15

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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.