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Finding the Fourth Proportional to 57,763.70, 86,710.35 and 44,674.10

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Solution

The fourth proportional to 57,763.70, 86,710.35 and 44,674.10 is: 67,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,763.70 : 86,710.35 = 44,674.10 : x
  2. Step 2: Convert to fraction form
    57,763.70/86,710.35 = 44,674.10/x
  3. Step 3: Cross multiply
    57,763.70x = 86,710.35 × 44,674.10
  4. Step 4: Simplify right side
    57,763.70x = 3,873,706,846.94
  5. Step 5: Solve for x
    x = 3,873,706,846.94/57,763.70
  6. Step 6: Final answer
    x = 67,061.27

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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.