Home / 253,769.90-350,581.59-166,760.72

Finding the Fourth Proportional to 253,769.90, 350,581.59 and 166,760.72

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Solution

The fourth proportional to 253,769.90, 350,581.59 and 166,760.72 is: 230,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,769.90 : 350,581.59 = 166,760.72 : x
  2. Step 2: Convert to fraction form
    253,769.90/350,581.59 = 166,760.72/x
  3. Step 3: Cross multiply
    253,769.90x = 350,581.59 × 166,760.72
  4. Step 4: Simplify right side
    253,769.90x = 58,463,236,614.24
  5. Step 5: Solve for x
    x = 58,463,236,614.24/253,769.90
  6. Step 6: Final answer
    x = 230,378.92

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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.