Home / 148,912.75-223,369.13-38,104.75

Finding the Fourth Proportional to 148,912.75, 223,369.13 and 38,104.75

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Solution

The fourth proportional to 148,912.75, 223,369.13 and 38,104.75 is: 57,157.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,912.75 : 223,369.13 = 38,104.75 : x
  2. Step 2: Convert to fraction form
    148,912.75/223,369.13 = 38,104.75/x
  3. Step 3: Cross multiply
    148,912.75x = 223,369.13 × 38,104.75
  4. Step 4: Simplify right side
    148,912.75x = 8,511,424,856.37
  5. Step 5: Solve for x
    x = 8,511,424,856.37/148,912.75
  6. Step 6: Final answer
    x = 57,157.13

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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.