Home / 49,451.12-74,188.34-16,171.05

Finding the Fourth Proportional to 49,451.12, 74,188.34 and 16,171.05

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Solution

The fourth proportional to 49,451.12, 74,188.34 and 16,171.05 is: 24,260.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,451.12 : 74,188.34 = 16,171.05 : x
  2. Step 2: Convert to fraction form
    49,451.12/74,188.34 = 16,171.05/x
  3. Step 3: Cross multiply
    49,451.12x = 74,188.34 × 16,171.05
  4. Step 4: Simplify right side
    49,451.12x = 1,199,703,335.34
  5. Step 5: Solve for x
    x = 1,199,703,335.34/49,451.12
  6. Step 6: Final answer
    x = 24,260.39

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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.