Home / 162,845.89-244,384.26-74,110.80

Finding the Fourth Proportional to 162,845.89, 244,384.26 and 74,110.80

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Solution

The fourth proportional to 162,845.89, 244,384.26 and 74,110.80 is: 111,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,845.89 : 244,384.26 = 74,110.80 : x
  2. Step 2: Convert to fraction form
    162,845.89/244,384.26 = 74,110.80/x
  3. Step 3: Cross multiply
    162,845.89x = 244,384.26 × 74,110.80
  4. Step 4: Simplify right side
    162,845.89x = 18,111,513,016.01
  5. Step 5: Solve for x
    x = 18,111,513,016.01/162,845.89
  6. Step 6: Final answer
    x = 111,218.73

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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.