Home / 106,575.29-159,887.94-31,696.05

Finding the Fourth Proportional to 106,575.29, 159,887.94 and 31,696.05

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Solution

The fourth proportional to 106,575.29, 159,887.94 and 31,696.05 is: 47,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,575.29 : 159,887.94 = 31,696.05 : x
  2. Step 2: Convert to fraction form
    106,575.29/159,887.94 = 31,696.05/x
  3. Step 3: Cross multiply
    106,575.29x = 159,887.94 × 31,696.05
  4. Step 4: Simplify right side
    106,575.29x = 5,067,816,140.64
  5. Step 5: Solve for x
    x = 5,067,816,140.64/106,575.29
  6. Step 6: Final answer
    x = 47,551.51

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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.