Home / 115,564.38-173,346.56-31,324.56

Finding the Fourth Proportional to 115,564.38, 173,346.56 and 31,324.56

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Solution

The fourth proportional to 115,564.38, 173,346.56 and 31,324.56 is: 46,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,564.38 : 173,346.56 = 31,324.56 : x
  2. Step 2: Convert to fraction form
    115,564.38/173,346.56 = 31,324.56/x
  3. Step 3: Cross multiply
    115,564.38x = 173,346.56 × 31,324.56
  4. Step 4: Simplify right side
    115,564.38x = 5,430,004,206.51
  5. Step 5: Solve for x
    x = 5,430,004,206.51/115,564.38
  6. Step 6: Final answer
    x = 46,986.83

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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.