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Finding the Fourth Proportional to 17,203.64, 25,804.53 and 4,723.43

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Solution

The fourth proportional to 17,203.64, 25,804.53 and 4,723.43 is: 7,084.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.64 : 25,804.53 = 4,723.43 : x
  2. Step 2: Convert to fraction form
    17,203.64/25,804.53 = 4,723.43/x
  3. Step 3: Cross multiply
    17,203.64x = 25,804.53 × 4,723.43
  4. Step 4: Simplify right side
    17,203.64x = 121,885,762.12
  5. Step 5: Solve for x
    x = 121,885,762.12/17,203.64
  6. Step 6: Final answer
    x = 7,084.88

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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.