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Finding the Fourth Proportional to 17,603.91, 24,292.58 and 9,645.96

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Solution

The fourth proportional to 17,603.91, 24,292.58 and 9,645.96 is: 13,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.91 : 24,292.58 = 9,645.96 : x
  2. Step 2: Convert to fraction form
    17,603.91/24,292.58 = 9,645.96/x
  3. Step 3: Cross multiply
    17,603.91x = 24,292.58 × 9,645.96
  4. Step 4: Simplify right side
    17,603.91x = 234,325,254.98
  5. Step 5: Solve for x
    x = 234,325,254.98/17,603.91
  6. Step 6: Final answer
    x = 13,310.98

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Half scale
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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.