Home / 75,732.44-104,481.70-45,525.11

Finding the Fourth Proportional to 75,732.44, 104,481.70 and 45,525.11

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Solution

The fourth proportional to 75,732.44, 104,481.70 and 45,525.11 is: 62,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,732.44 : 104,481.70 = 45,525.11 : x
  2. Step 2: Convert to fraction form
    75,732.44/104,481.70 = 45,525.11/x
  3. Step 3: Cross multiply
    75,732.44x = 104,481.70 × 45,525.11
  4. Step 4: Simplify right side
    75,732.44x = 4,756,540,249.27
  5. Step 5: Solve for x
    x = 4,756,540,249.27/75,732.44
  6. Step 6: Final answer
    x = 62,807.17

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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.