Home / 151,616.34-227,564.57-76,789.08

Finding the Fourth Proportional to 151,616.34, 227,564.57 and 76,789.08

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Solution

The fourth proportional to 151,616.34, 227,564.57 and 76,789.08 is: 115,254.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,616.34 : 227,564.57 = 76,789.08 : x
  2. Step 2: Convert to fraction form
    151,616.34/227,564.57 = 76,789.08/x
  3. Step 3: Cross multiply
    151,616.34x = 227,564.57 × 76,789.08
  4. Step 4: Simplify right side
    151,616.34x = 17,474,474,162.87
  5. Step 5: Solve for x
    x = 17,474,474,162.87/151,616.34
  6. Step 6: Final answer
    x = 115,254.56

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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.