Home / 151,570.07-227,153.12-71,629.27

Finding the Fourth Proportional to 151,570.07, 227,153.12 and 71,629.27

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Solution

The fourth proportional to 151,570.07, 227,153.12 and 71,629.27 is: 107,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,570.07 : 227,153.12 = 71,629.27 : x
  2. Step 2: Convert to fraction form
    151,570.07/227,153.12 = 71,629.27/x
  3. Step 3: Cross multiply
    151,570.07x = 227,153.12 × 71,629.27
  4. Step 4: Simplify right side
    151,570.07x = 16,270,812,163.82
  5. Step 5: Solve for x
    x = 16,270,812,163.82/151,570.07
  6. Step 6: Final answer
    x = 107,348.45

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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.