Home / 106,939.44-147,566.33-63,910.37

Finding the Fourth Proportional to 106,939.44, 147,566.33 and 63,910.37

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Solution

The fourth proportional to 106,939.44, 147,566.33 and 63,910.37 is: 88,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,939.44 : 147,566.33 = 63,910.37 : x
  2. Step 2: Convert to fraction form
    106,939.44/147,566.33 = 63,910.37/x
  3. Step 3: Cross multiply
    106,939.44x = 147,566.33 × 63,910.37
  4. Step 4: Simplify right side
    106,939.44x = 9,431,018,799.21
  5. Step 5: Solve for x
    x = 9,431,018,799.21/106,939.44
  6. Step 6: Final answer
    x = 88,190.28

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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.