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Finding the Fourth Proportional to 16,829.60, 25,250.04 and 7,468.32

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Solution

The fourth proportional to 16,829.60, 25,250.04 and 7,468.32 is: 11,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.60 : 25,250.04 = 7,468.32 : x
  2. Step 2: Convert to fraction form
    16,829.60/25,250.04 = 7,468.32/x
  3. Step 3: Cross multiply
    16,829.60x = 25,250.04 × 7,468.32
  4. Step 4: Simplify right side
    16,829.60x = 188,575,378.73
  5. Step 5: Solve for x
    x = 188,575,378.73/16,829.60
  6. Step 6: Final answer
    x = 11,204.98

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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.