Home / 106,046.57-159,095.19-31,165.07

Finding the Fourth Proportional to 106,046.57, 159,095.19 and 31,165.07

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Solution

The fourth proportional to 106,046.57, 159,095.19 and 31,165.07 is: 46,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,046.57 : 159,095.19 = 31,165.07 : x
  2. Step 2: Convert to fraction form
    106,046.57/159,095.19 = 31,165.07/x
  3. Step 3: Cross multiply
    106,046.57x = 159,095.19 × 31,165.07
  4. Step 4: Simplify right side
    106,046.57x = 4,958,212,733.01
  5. Step 5: Solve for x
    x = 4,958,212,733.01/106,046.57
  6. Step 6: Final answer
    x = 46,755.05

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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.