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Finding the Fourth Proportional to 16,653.68, 22,987.20 and 9,584.82

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Solution

The fourth proportional to 16,653.68, 22,987.20 and 9,584.82 is: 13,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.68 : 22,987.20 = 9,584.82 : x
  2. Step 2: Convert to fraction form
    16,653.68/22,987.20 = 9,584.82/x
  3. Step 3: Cross multiply
    16,653.68x = 22,987.20 × 9,584.82
  4. Step 4: Simplify right side
    16,653.68x = 220,328,174.30
  5. Step 5: Solve for x
    x = 220,328,174.30/16,653.68
  6. Step 6: Final answer
    x = 13,230.00

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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.