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Finding the Fourth Proportional to 12,533.58, 17,319.15 and 11,926.26

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Solution

The fourth proportional to 12,533.58, 17,319.15 and 11,926.26 is: 16,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.58 : 17,319.15 = 11,926.26 : x
  2. Step 2: Convert to fraction form
    12,533.58/17,319.15 = 11,926.26/x
  3. Step 3: Cross multiply
    12,533.58x = 17,319.15 × 11,926.26
  4. Step 4: Simplify right side
    12,533.58x = 206,552,685.88
  5. Step 5: Solve for x
    x = 206,552,685.88/12,533.58
  6. Step 6: Final answer
    x = 16,479.94

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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.