Home / 50,823.72-76,211.50-18,792.38

Finding the Fourth Proportional to 50,823.72, 76,211.50 and 18,792.38

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Solution

The fourth proportional to 50,823.72, 76,211.50 and 18,792.38 is: 28,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,823.72 : 76,211.50 = 18,792.38 : x
  2. Step 2: Convert to fraction form
    50,823.72/76,211.50 = 18,792.38/x
  3. Step 3: Cross multiply
    50,823.72x = 76,211.50 × 18,792.38
  4. Step 4: Simplify right side
    50,823.72x = 1,432,195,468.37
  5. Step 5: Solve for x
    x = 1,432,195,468.37/50,823.72
  6. Step 6: Final answer
    x = 28,179.67

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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.