Home / 49,565.86-74,352.21-19,983.95

Finding the Fourth Proportional to 49,565.86, 74,352.21 and 19,983.95

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Solution

The fourth proportional to 49,565.86, 74,352.21 and 19,983.95 is: 29,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,565.86 : 74,352.21 = 19,983.95 : x
  2. Step 2: Convert to fraction form
    49,565.86/74,352.21 = 19,983.95/x
  3. Step 3: Cross multiply
    49,565.86x = 74,352.21 × 19,983.95
  4. Step 4: Simplify right side
    49,565.86x = 1,485,850,847.03
  5. Step 5: Solve for x
    x = 1,485,850,847.03/49,565.86
  6. Step 6: Final answer
    x = 29,977.30

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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.