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Finding the Fourth Proportional to 29,697.52, 40,983.36 and 16,952.50

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Solution

The fourth proportional to 29,697.52, 40,983.36 and 16,952.50 is: 23,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,697.52 : 40,983.36 = 16,952.50 : x
  2. Step 2: Convert to fraction form
    29,697.52/40,983.36 = 16,952.50/x
  3. Step 3: Cross multiply
    29,697.52x = 40,983.36 × 16,952.50
  4. Step 4: Simplify right side
    29,697.52x = 694,770,410.40
  5. Step 5: Solve for x
    x = 694,770,410.40/29,697.52
  6. Step 6: Final answer
    x = 23,394.90

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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.