Home / 68,545.85-102,840.03-32,550.26

Finding the Fourth Proportional to 68,545.85, 102,840.03 and 32,550.26

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Solution

The fourth proportional to 68,545.85, 102,840.03 and 32,550.26 is: 48,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,545.85 : 102,840.03 = 32,550.26 : x
  2. Step 2: Convert to fraction form
    68,545.85/102,840.03 = 32,550.26/x
  3. Step 3: Cross multiply
    68,545.85x = 102,840.03 × 32,550.26
  4. Step 4: Simplify right side
    68,545.85x = 3,347,469,200.71
  5. Step 5: Solve for x
    x = 3,347,469,200.71/68,545.85
  6. Step 6: Final answer
    x = 48,835.48

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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.