Home / 111,299.41-167,003.93-52,124.86

Finding the Fourth Proportional to 111,299.41, 167,003.93 and 52,124.86

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Solution

The fourth proportional to 111,299.41, 167,003.93 and 52,124.86 is: 78,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,299.41 : 167,003.93 = 52,124.86 : x
  2. Step 2: Convert to fraction form
    111,299.41/167,003.93 = 52,124.86/x
  3. Step 3: Cross multiply
    111,299.41x = 167,003.93 × 52,124.86
  4. Step 4: Simplify right side
    111,299.41x = 8,705,056,470.70
  5. Step 5: Solve for x
    x = 8,705,056,470.70/111,299.41
  6. Step 6: Final answer
    x = 78,212.96

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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.