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Finding the Fourth Proportional to 178,012.26, 267,018.12 and 53,353.26

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Solution

The fourth proportional to 178,012.26, 267,018.12 and 53,353.26 is: 80,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,012.26 : 267,018.12 = 53,353.26 : x
  2. Step 2: Convert to fraction form
    178,012.26/267,018.12 = 53,353.26/x
  3. Step 3: Cross multiply
    178,012.26x = 267,018.12 × 53,353.26
  4. Step 4: Simplify right side
    178,012.26x = 14,246,287,181.07
  5. Step 5: Solve for x
    x = 14,246,287,181.07/178,012.26
  6. Step 6: Final answer
    x = 80,029.81

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1.5x scale

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.