Home / 66,536.06-91,835.20-43,879.14

Finding the Fourth Proportional to 66,536.06, 91,835.20 and 43,879.14

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Solution

The fourth proportional to 66,536.06, 91,835.20 and 43,879.14 is: 60,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,536.06 : 91,835.20 = 43,879.14 : x
  2. Step 2: Convert to fraction form
    66,536.06/91,835.20 = 43,879.14/x
  3. Step 3: Cross multiply
    66,536.06x = 91,835.20 × 43,879.14
  4. Step 4: Simplify right side
    66,536.06x = 4,029,649,597.73
  5. Step 5: Solve for x
    x = 4,029,649,597.73/66,536.06
  6. Step 6: Final answer
    x = 60,563.39

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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.