Home / 168,268.63-252,348.36-55,918.66

Finding the Fourth Proportional to 168,268.63, 252,348.36 and 55,918.66

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Solution

The fourth proportional to 168,268.63, 252,348.36 and 55,918.66 is: 83,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,268.63 : 252,348.36 = 55,918.66 : x
  2. Step 2: Convert to fraction form
    168,268.63/252,348.36 = 55,918.66/x
  3. Step 3: Cross multiply
    168,268.63x = 252,348.36 × 55,918.66
  4. Step 4: Simplify right side
    168,268.63x = 14,110,982,144.40
  5. Step 5: Solve for x
    x = 14,110,982,144.40/168,268.63
  6. Step 6: Final answer
    x = 83,859.85

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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.