Home / 49,468.52-68,268.30-28,247.40

Finding the Fourth Proportional to 49,468.52, 68,268.30 and 28,247.40

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Solution

The fourth proportional to 49,468.52, 68,268.30 and 28,247.40 is: 38,982.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,468.52 : 68,268.30 = 28,247.40 : x
  2. Step 2: Convert to fraction form
    49,468.52/68,268.30 = 28,247.40/x
  3. Step 3: Cross multiply
    49,468.52x = 68,268.30 × 28,247.40
  4. Step 4: Simplify right side
    49,468.52x = 1,928,401,977.42
  5. Step 5: Solve for x
    x = 1,928,401,977.42/49,468.52
  6. Step 6: Final answer
    x = 38,982.41

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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.