Home / 106,328.46-159,523.80-31,450.56

Finding the Fourth Proportional to 106,328.46, 159,523.80 and 31,450.56

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Solution

The fourth proportional to 106,328.46, 159,523.80 and 31,450.56 is: 47,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,328.46 : 159,523.80 = 31,450.56 : x
  2. Step 2: Convert to fraction form
    106,328.46/159,523.80 = 31,450.56/x
  3. Step 3: Cross multiply
    106,328.46x = 159,523.80 × 31,450.56
  4. Step 4: Simplify right side
    106,328.46x = 5,017,112,843.33
  5. Step 5: Solve for x
    x = 5,017,112,843.33/106,328.46
  6. Step 6: Final answer
    x = 47,185.04

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1.5x scale

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.