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Finding the Fourth Proportional to 178,249.68, 267,522.21 and 89,528.58

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Solution

The fourth proportional to 178,249.68, 267,522.21 and 89,528.58 is: 134,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,249.68 : 267,522.21 = 89,528.58 : x
  2. Step 2: Convert to fraction form
    178,249.68/267,522.21 = 89,528.58/x
  3. Step 3: Cross multiply
    178,249.68x = 267,522.21 × 89,528.58
  4. Step 4: Simplify right side
    178,249.68x = 23,950,883,579.76
  5. Step 5: Solve for x
    x = 23,950,883,579.76/178,249.68
  6. Step 6: Final answer
    x = 134,367.05

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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.