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Finding the Fourth Proportional to 178,662.60, 267,799.50 and 73,453.32

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Solution

The fourth proportional to 178,662.60, 267,799.50 and 73,453.32 is: 110,100.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,662.60 : 267,799.50 = 73,453.32 : x
  2. Step 2: Convert to fraction form
    178,662.60/267,799.50 = 73,453.32/x
  3. Step 3: Cross multiply
    178,662.60x = 267,799.50 × 73,453.32
  4. Step 4: Simplify right side
    178,662.60x = 19,670,762,369.34
  5. Step 5: Solve for x
    x = 19,670,762,369.34/178,662.60
  6. Step 6: Final answer
    x = 110,100.06

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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.