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Finding the Fourth Proportional to 151,989.64, 227,984.40 and 41,181.64

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Solution

The fourth proportional to 151,989.64, 227,984.40 and 41,181.64 is: 61,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,989.64 : 227,984.40 = 41,181.64 : x
  2. Step 2: Convert to fraction form
    151,989.64/227,984.40 = 41,181.64/x
  3. Step 3: Cross multiply
    151,989.64x = 227,984.40 × 41,181.64
  4. Step 4: Simplify right side
    151,989.64x = 9,388,771,486.42
  5. Step 5: Solve for x
    x = 9,388,771,486.42/151,989.64
  6. Step 6: Final answer
    x = 61,772.44

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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.