Home / 77,234.22-106,578.03-43,236.96

Finding the Fourth Proportional to 77,234.22, 106,578.03 and 43,236.96

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Solution

The fourth proportional to 77,234.22, 106,578.03 and 43,236.96 is: 59,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,234.22 : 106,578.03 = 43,236.96 : x
  2. Step 2: Convert to fraction form
    77,234.22/106,578.03 = 43,236.96/x
  3. Step 3: Cross multiply
    77,234.22x = 106,578.03 × 43,236.96
  4. Step 4: Simplify right side
    77,234.22x = 4,608,110,019.99
  5. Step 5: Solve for x
    x = 4,608,110,019.99/77,234.22
  6. Step 6: Final answer
    x = 59,664.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.