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Finding the Fourth Proportional to 151,989.50, 227,984.26 and 41,181.50

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Solution

The fourth proportional to 151,989.50, 227,984.26 and 41,181.50 is: 61,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,989.50 : 227,984.26 = 41,181.50 : x
  2. Step 2: Convert to fraction form
    151,989.50/227,984.26 = 41,181.50/x
  3. Step 3: Cross multiply
    151,989.50x = 227,984.26 × 41,181.50
  4. Step 4: Simplify right side
    151,989.50x = 9,388,733,803.19
  5. Step 5: Solve for x
    x = 9,388,733,803.19/151,989.50
  6. Step 6: Final answer
    x = 61,772.25

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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.