Home / 71,382.70-98,556.24-63,804.75

Finding the Fourth Proportional to 71,382.70, 98,556.24 and 63,804.75

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Solution

The fourth proportional to 71,382.70, 98,556.24 and 63,804.75 is: 88,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,382.70 : 98,556.24 = 63,804.75 : x
  2. Step 2: Convert to fraction form
    71,382.70/98,556.24 = 63,804.75/x
  3. Step 3: Cross multiply
    71,382.70x = 98,556.24 × 63,804.75
  4. Step 4: Simplify right side
    71,382.70x = 6,288,356,254.14
  5. Step 5: Solve for x
    x = 6,288,356,254.14/71,382.70
  6. Step 6: Final answer
    x = 88,093.56

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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.