Home / 151,986.66-227,984.61-52,145.45

Finding the Fourth Proportional to 151,986.66, 227,984.61 and 52,145.45

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Solution

The fourth proportional to 151,986.66, 227,984.61 and 52,145.45 is: 78,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,986.66 : 227,984.61 = 52,145.45 : x
  2. Step 2: Convert to fraction form
    151,986.66/227,984.61 = 52,145.45/x
  3. Step 3: Cross multiply
    151,986.66x = 227,984.61 × 52,145.45
  4. Step 4: Simplify right side
    151,986.66x = 11,888,359,992.09
  5. Step 5: Solve for x
    x = 11,888,359,992.09/151,986.66
  6. Step 6: Final answer
    x = 78,219.76

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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.