Home / 55,339.20-82,790.10-48,024.90

Finding the Fourth Proportional to 55,339.20, 82,790.10 and 48,024.90

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Solution

The fourth proportional to 55,339.20, 82,790.10 and 48,024.90 is: 71,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,339.20 : 82,790.10 = 48,024.90 : x
  2. Step 2: Convert to fraction form
    55,339.20/82,790.10 = 48,024.90/x
  3. Step 3: Cross multiply
    55,339.20x = 82,790.10 × 48,024.90
  4. Step 4: Simplify right side
    55,339.20x = 3,975,986,273.49
  5. Step 5: Solve for x
    x = 3,975,986,273.49/55,339.20
  6. Step 6: Final answer
    x = 71,847.56

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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.