Home / 202,495.16-279,446.00-111,850.89

Finding the Fourth Proportional to 202,495.16, 279,446.00 and 111,850.89

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Solution

The fourth proportional to 202,495.16, 279,446.00 and 111,850.89 is: 154,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,495.16 : 279,446.00 = 111,850.89 : x
  2. Step 2: Convert to fraction form
    202,495.16/279,446.00 = 111,850.89/x
  3. Step 3: Cross multiply
    202,495.16x = 279,446.00 × 111,850.89
  4. Step 4: Simplify right side
    202,495.16x = 31,256,283,247.69
  5. Step 5: Solve for x
    x = 31,256,283,247.69/202,495.16
  6. Step 6: Final answer
    x = 154,355.71

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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.