Home / 47,778.36-71,677.60-16,186.80

Finding the Fourth Proportional to 47,778.36, 71,677.60 and 16,186.80

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Solution

The fourth proportional to 47,778.36, 71,677.60 and 16,186.80 is: 24,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.36 : 71,677.60 = 16,186.80 : x
  2. Step 2: Convert to fraction form
    47,778.36/71,677.60 = 16,186.80/x
  3. Step 3: Cross multiply
    47,778.36x = 71,677.60 × 16,186.80
  4. Step 4: Simplify right side
    47,778.36x = 1,160,230,975.68
  5. Step 5: Solve for x
    x = 1,160,230,975.68/47,778.36
  6. Step 6: Final answer
    x = 24,283.61

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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.