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Finding the Fourth Proportional to 178,372.99, 267,525.46 and 89,601.85

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Solution

The fourth proportional to 178,372.99, 267,525.46 and 89,601.85 is: 134,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,372.99 : 267,525.46 = 89,601.85 : x
  2. Step 2: Convert to fraction form
    178,372.99/267,525.46 = 89,601.85/x
  3. Step 3: Cross multiply
    178,372.99x = 267,525.46 × 89,601.85
  4. Step 4: Simplify right side
    178,372.99x = 23,970,776,138.10
  5. Step 5: Solve for x
    x = 23,970,776,138.10/178,372.99
  6. Step 6: Final answer
    x = 134,385.68

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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.