Home / 106,523.34-159,729.39-31,633.17

Finding the Fourth Proportional to 106,523.34, 159,729.39 and 31,633.17

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Solution

The fourth proportional to 106,523.34, 159,729.39 and 31,633.17 is: 47,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,523.34 : 159,729.39 = 31,633.17 : x
  2. Step 2: Convert to fraction form
    106,523.34/159,729.39 = 31,633.17/x
  3. Step 3: Cross multiply
    106,523.34x = 159,729.39 × 31,633.17
  4. Step 4: Simplify right side
    106,523.34x = 5,052,746,947.87
  5. Step 5: Solve for x
    x = 5,052,746,947.87/106,523.34
  6. Step 6: Final answer
    x = 47,433.24

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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.