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Finding the Fourth Proportional to 23,378.87, 35,068.59 and 7,796.49

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Solution

The fourth proportional to 23,378.87, 35,068.59 and 7,796.49 is: 11,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.87 : 35,068.59 = 7,796.49 : x
  2. Step 2: Convert to fraction form
    23,378.87/35,068.59 = 7,796.49/x
  3. Step 3: Cross multiply
    23,378.87x = 35,068.59 × 7,796.49
  4. Step 4: Simplify right side
    23,378.87x = 273,411,911.25
  5. Step 5: Solve for x
    x = 273,411,911.25/23,378.87
  6. Step 6: Final answer
    x = 11,694.83

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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.