Home / 106,824.93-160,231.52-31,945.70

Finding the Fourth Proportional to 106,824.93, 160,231.52 and 31,945.70

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Solution

The fourth proportional to 106,824.93, 160,231.52 and 31,945.70 is: 47,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,824.93 : 160,231.52 = 31,945.70 : x
  2. Step 2: Convert to fraction form
    106,824.93/160,231.52 = 31,945.70/x
  3. Step 3: Cross multiply
    106,824.93x = 160,231.52 × 31,945.70
  4. Step 4: Simplify right side
    106,824.93x = 5,118,707,107.58
  5. Step 5: Solve for x
    x = 5,118,707,107.58/106,824.93
  6. Step 6: Final answer
    x = 47,916.78

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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.