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Finding the Fourth Proportional to 51,794.64, 71,503.92 and 36,699.84

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Solution

The fourth proportional to 51,794.64, 71,503.92 and 36,699.84 is: 50,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,794.64 : 71,503.92 = 36,699.84 : x
  2. Step 2: Convert to fraction form
    51,794.64/71,503.92 = 36,699.84/x
  3. Step 3: Cross multiply
    51,794.64x = 71,503.92 × 36,699.84
  4. Step 4: Simplify right side
    51,794.64x = 2,624,182,423.37
  5. Step 5: Solve for x
    x = 2,624,182,423.37/51,794.64
  6. Step 6: Final answer
    x = 50,665.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.