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Finding the Fourth Proportional to 17,783.46, 26,675.10 and 7,253.43

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Solution

The fourth proportional to 17,783.46, 26,675.10 and 7,253.43 is: 10,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.46 : 26,675.10 = 7,253.43 : x
  2. Step 2: Convert to fraction form
    17,783.46/26,675.10 = 7,253.43/x
  3. Step 3: Cross multiply
    17,783.46x = 26,675.10 × 7,253.43
  4. Step 4: Simplify right side
    17,783.46x = 193,485,970.59
  5. Step 5: Solve for x
    x = 193,485,970.59/17,783.46
  6. Step 6: Final answer
    x = 10,880.11

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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.