Home / 49,328.96-68,530.20-48,867.80

Finding the Fourth Proportional to 49,328.96, 68,530.20 and 48,867.80

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Solution

The fourth proportional to 49,328.96, 68,530.20 and 48,867.80 is: 67,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,328.96 : 68,530.20 = 48,867.80 : x
  2. Step 2: Convert to fraction form
    49,328.96/68,530.20 = 48,867.80/x
  3. Step 3: Cross multiply
    49,328.96x = 68,530.20 × 48,867.80
  4. Step 4: Simplify right side
    49,328.96x = 3,348,920,107.56
  5. Step 5: Solve for x
    x = 3,348,920,107.56/49,328.96
  6. Step 6: Final answer
    x = 67,889.53

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.