Home / 49,517.52-74,271-13,977.96

Finding the Fourth Proportional to 49,517.52, 74,271 and 13,977.96

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Solution

The fourth proportional to 49,517.52, 74,271 and 13,977.96 is: 20,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,517.52 : 74,271 = 13,977.96 : x
  2. Step 2: Convert to fraction form
    49,517.52/74,271 = 13,977.96/x
  3. Step 3: Cross multiply
    49,517.52x = 74,271 × 13,977.96
  4. Step 4: Simplify right side
    49,517.52x = 1,038,157,067.16
  5. Step 5: Solve for x
    x = 1,038,157,067.16/49,517.52
  6. Step 6: Final answer
    x = 20,965.45

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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.