Home / 49,735.92-74,624.40-20,146.23

Finding the Fourth Proportional to 49,735.92, 74,624.40 and 20,146.23

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Solution

The fourth proportional to 49,735.92, 74,624.40 and 20,146.23 is: 30,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,735.92 : 74,624.40 = 20,146.23 : x
  2. Step 2: Convert to fraction form
    49,735.92/74,624.40 = 20,146.23/x
  3. Step 3: Cross multiply
    49,735.92x = 74,624.40 × 20,146.23
  4. Step 4: Simplify right side
    49,735.92x = 1,503,400,326.01
  5. Step 5: Solve for x
    x = 1,503,400,326.01/49,735.92
  6. Step 6: Final answer
    x = 30,227.66

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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.