Home / 115,861.45-173,819.91-48,355.95

Finding the Fourth Proportional to 115,861.45, 173,819.91 and 48,355.95

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Solution

The fourth proportional to 115,861.45, 173,819.91 and 48,355.95 is: 72,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,861.45 : 173,819.91 = 48,355.95 : x
  2. Step 2: Convert to fraction form
    115,861.45/173,819.91 = 48,355.95/x
  3. Step 3: Cross multiply
    115,861.45x = 173,819.91 × 48,355.95
  4. Step 4: Simplify right side
    115,861.45x = 8,405,226,007.86
  5. Step 5: Solve for x
    x = 8,405,226,007.86/115,861.45
  6. Step 6: Final answer
    x = 72,545.49

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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.