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Finding the Fourth Proportional to 178,276.56, 267,234.63 and 111,763.32

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Solution

The fourth proportional to 178,276.56, 267,234.63 and 111,763.32 is: 167,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,276.56 : 267,234.63 = 111,763.32 : x
  2. Step 2: Convert to fraction form
    178,276.56/267,234.63 = 111,763.32/x
  3. Step 3: Cross multiply
    178,276.56x = 267,234.63 × 111,763.32
  4. Step 4: Simplify right side
    178,276.56x = 29,867,029,467.77
  5. Step 5: Solve for x
    x = 29,867,029,467.77/178,276.56
  6. Step 6: Final answer
    x = 167,532.00

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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.