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Finding the Fourth Proportional to 16,636.07, 24,941.80 and 7,860.73

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Solution

The fourth proportional to 16,636.07, 24,941.80 and 7,860.73 is: 11,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.07 : 24,941.80 = 7,860.73 : x
  2. Step 2: Convert to fraction form
    16,636.07/24,941.80 = 7,860.73/x
  3. Step 3: Cross multiply
    16,636.07x = 24,941.80 × 7,860.73
  4. Step 4: Simplify right side
    16,636.07x = 196,060,705.53
  5. Step 5: Solve for x
    x = 196,060,705.53/16,636.07
  6. Step 6: Final answer
    x = 11,785.28

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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.