Home / 77,192.73-115,692.20-41,652.61

Finding the Fourth Proportional to 77,192.73, 115,692.20 and 41,652.61

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Solution

The fourth proportional to 77,192.73, 115,692.20 and 41,652.61 is: 62,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,192.73 : 115,692.20 = 41,652.61 : x
  2. Step 2: Convert to fraction form
    77,192.73/115,692.20 = 41,652.61/x
  3. Step 3: Cross multiply
    77,192.73x = 115,692.20 × 41,652.61
  4. Step 4: Simplify right side
    77,192.73x = 4,818,882,190.77
  5. Step 5: Solve for x
    x = 4,818,882,190.77/77,192.73
  6. Step 6: Final answer
    x = 62,426.63

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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.