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Finding the Fourth Proportional to 30,296.56, 41,808.92 and 16,867.52

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Solution

The fourth proportional to 30,296.56, 41,808.92 and 16,867.52 is: 23,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,296.56 : 41,808.92 = 16,867.52 : x
  2. Step 2: Convert to fraction form
    30,296.56/41,808.92 = 16,867.52/x
  3. Step 3: Cross multiply
    30,296.56x = 41,808.92 × 16,867.52
  4. Step 4: Simplify right side
    30,296.56x = 705,212,794.28
  5. Step 5: Solve for x
    x = 705,212,794.28/30,296.56
  6. Step 6: Final answer
    x = 23,276.99

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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.