Home / 162,844.89-244,382.76-74,109.80

Finding the Fourth Proportional to 162,844.89, 244,382.76 and 74,109.80

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Solution

The fourth proportional to 162,844.89, 244,382.76 and 74,109.80 is: 111,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,844.89 : 244,382.76 = 74,109.80 : x
  2. Step 2: Convert to fraction form
    162,844.89/244,382.76 = 74,109.80/x
  3. Step 3: Cross multiply
    162,844.89x = 244,382.76 × 74,109.80
  4. Step 4: Simplify right side
    162,844.89x = 18,111,156,245.13
  5. Step 5: Solve for x
    x = 18,111,156,245.13/162,844.89
  6. Step 6: Final answer
    x = 111,217.22

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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.