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Finding the Fourth Proportional to 99,523.89, 149,285.84 and 29,397.74

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Solution

The fourth proportional to 99,523.89, 149,285.84 and 29,397.74 is: 44,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,523.89 : 149,285.84 = 29,397.74 : x
  2. Step 2: Convert to fraction form
    99,523.89/149,285.84 = 29,397.74/x
  3. Step 3: Cross multiply
    99,523.89x = 149,285.84 × 29,397.74
  4. Step 4: Simplify right side
    99,523.89x = 4,388,665,416.58
  5. Step 5: Solve for x
    x = 4,388,665,416.58/99,523.89
  6. Step 6: Final answer
    x = 44,096.60

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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.