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Finding the Fourth Proportional to 71,861.49, 107,792.24 and 27,501.84

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Solution

The fourth proportional to 71,861.49, 107,792.24 and 27,501.84 is: 41,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,861.49 : 107,792.24 = 27,501.84 : x
  2. Step 2: Convert to fraction form
    71,861.49/107,792.24 = 27,501.84/x
  3. Step 3: Cross multiply
    71,861.49x = 107,792.24 × 27,501.84
  4. Step 4: Simplify right side
    71,861.49x = 2,964,484,800.21
  5. Step 5: Solve for x
    x = 2,964,484,800.21/71,861.49
  6. Step 6: Final answer
    x = 41,252.76

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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.