Home / 151,849.44-227,913.21-77,021.28

Finding the Fourth Proportional to 151,849.44, 227,913.21 and 77,021.28

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Solution

The fourth proportional to 151,849.44, 227,913.21 and 77,021.28 is: 115,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,849.44 : 227,913.21 = 77,021.28 : x
  2. Step 2: Convert to fraction form
    151,849.44/227,913.21 = 77,021.28/x
  3. Step 3: Cross multiply
    151,849.44x = 227,913.21 × 77,021.28
  4. Step 4: Simplify right side
    151,849.44x = 17,554,167,163.11
  5. Step 5: Solve for x
    x = 17,554,167,163.11/151,849.44
  6. Step 6: Final answer
    x = 115,602.45

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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.