Home / 50,690.34-69,957.90-29,180.91

Finding the Fourth Proportional to 50,690.34, 69,957.90 and 29,180.91

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Solution

The fourth proportional to 50,690.34, 69,957.90 and 29,180.91 is: 40,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,690.34 : 69,957.90 = 29,180.91 : x
  2. Step 2: Convert to fraction form
    50,690.34/69,957.90 = 29,180.91/x
  3. Step 3: Cross multiply
    50,690.34x = 69,957.90 × 29,180.91
  4. Step 4: Simplify right side
    50,690.34x = 2,041,435,183.69
  5. Step 5: Solve for x
    x = 2,041,435,183.69/50,690.34
  6. Step 6: Final answer
    x = 40,272.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.