Home / 235,105.03-324,564.44-149,151.81

Finding the Fourth Proportional to 235,105.03, 324,564.44 and 149,151.81

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Solution

The fourth proportional to 235,105.03, 324,564.44 and 149,151.81 is: 205,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,105.03 : 324,564.44 = 149,151.81 : x
  2. Step 2: Convert to fraction form
    235,105.03/324,564.44 = 149,151.81/x
  3. Step 3: Cross multiply
    235,105.03x = 324,564.44 × 149,151.81
  4. Step 4: Simplify right side
    235,105.03x = 48,409,374,158.99
  5. Step 5: Solve for x
    x = 48,409,374,158.99/235,105.03
  6. Step 6: Final answer
    x = 205,905.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.