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Finding the Fourth Proportional to 178,599.53, 267,899.30 and 53,940.53

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Solution

The fourth proportional to 178,599.53, 267,899.30 and 53,940.53 is: 80,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,599.53 : 267,899.30 = 53,940.53 : x
  2. Step 2: Convert to fraction form
    178,599.53/267,899.30 = 53,940.53/x
  3. Step 3: Cross multiply
    178,599.53x = 267,899.30 × 53,940.53
  4. Step 4: Simplify right side
    178,599.53x = 14,450,630,228.63
  5. Step 5: Solve for x
    x = 14,450,630,228.63/178,599.53
  6. Step 6: Final answer
    x = 80,910.80

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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.