Home / 168,912.51-233,097.24-92,430.78

Finding the Fourth Proportional to 168,912.51, 233,097.24 and 92,430.78

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Solution

The fourth proportional to 168,912.51, 233,097.24 and 92,430.78 is: 127,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,912.51 : 233,097.24 = 92,430.78 : x
  2. Step 2: Convert to fraction form
    168,912.51/233,097.24 = 92,430.78/x
  3. Step 3: Cross multiply
    168,912.51x = 233,097.24 × 92,430.78
  4. Step 4: Simplify right side
    168,912.51x = 21,545,359,709.05
  5. Step 5: Solve for x
    x = 21,545,359,709.05/168,912.51
  6. Step 6: Final answer
    x = 127,553.37

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1.5x scale

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.