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Finding the Fourth Proportional to 29,392.16, 44,087.90 and 11,861.68

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Solution

The fourth proportional to 29,392.16, 44,087.90 and 11,861.68 is: 17,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,392.16 : 44,087.90 = 11,861.68 : x
  2. Step 2: Convert to fraction form
    29,392.16/44,087.90 = 11,861.68/x
  3. Step 3: Cross multiply
    29,392.16x = 44,087.90 × 11,861.68
  4. Step 4: Simplify right side
    29,392.16x = 522,956,561.67
  5. Step 5: Solve for x
    x = 522,956,561.67/29,392.16
  6. Step 6: Final answer
    x = 17,792.38

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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.