Home / 48,469.74-72,674.82-18,853.05

Finding the Fourth Proportional to 48,469.74, 72,674.82 and 18,853.05

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Solution

The fourth proportional to 48,469.74, 72,674.82 and 18,853.05 is: 28,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,469.74 : 72,674.82 = 18,853.05 : x
  2. Step 2: Convert to fraction form
    48,469.74/72,674.82 = 18,853.05/x
  3. Step 3: Cross multiply
    48,469.74x = 72,674.82 × 18,853.05
  4. Step 4: Simplify right side
    48,469.74x = 1,370,142,015.20
  5. Step 5: Solve for x
    x = 1,370,142,015.20/48,469.74
  6. Step 6: Final answer
    x = 28,267.99

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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.