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Finding the Fourth Proportional to 17,653.50, 26,474.63 and 5,804.55

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Solution

The fourth proportional to 17,653.50, 26,474.63 and 5,804.55 is: 8,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653.50 : 26,474.63 = 5,804.55 : x
  2. Step 2: Convert to fraction form
    17,653.50/26,474.63 = 5,804.55/x
  3. Step 3: Cross multiply
    17,653.50x = 26,474.63 × 5,804.55
  4. Step 4: Simplify right side
    17,653.50x = 153,673,284.54
  5. Step 5: Solve for x
    x = 153,673,284.54/17,653.50
  6. Step 6: Final answer
    x = 8,704.98

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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.