Home / 50,234.60-75,438.30-48,679.40

Finding the Fourth Proportional to 50,234.60, 75,438.30 and 48,679.40

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Solution

The fourth proportional to 50,234.60, 75,438.30 and 48,679.40 is: 73,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,234.60 : 75,438.30 = 48,679.40 : x
  2. Step 2: Convert to fraction form
    50,234.60/75,438.30 = 48,679.40/x
  3. Step 3: Cross multiply
    50,234.60x = 75,438.30 × 48,679.40
  4. Step 4: Simplify right side
    50,234.60x = 3,672,291,181.02
  5. Step 5: Solve for x
    x = 3,672,291,181.02/50,234.60
  6. Step 6: Final answer
    x = 73,102.83

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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.