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Finding the Fourth Proportional to 17,611.62, 24,303.78 and 9,653.82

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Solution

The fourth proportional to 17,611.62, 24,303.78 and 9,653.82 is: 13,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.62 : 24,303.78 = 9,653.82 : x
  2. Step 2: Convert to fraction form
    17,611.62/24,303.78 = 9,653.82/x
  3. Step 3: Cross multiply
    17,611.62x = 24,303.78 × 9,653.82
  4. Step 4: Simplify right side
    17,611.62x = 234,624,317.44
  5. Step 5: Solve for x
    x = 234,624,317.44/17,611.62
  6. Step 6: Final answer
    x = 13,322.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.