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Finding the Fourth Proportional to 16,532.97, 24,815.79 and 8,643.30

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Solution

The fourth proportional to 16,532.97, 24,815.79 and 8,643.30 is: 12,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,532.97 : 24,815.79 = 8,643.30 : x
  2. Step 2: Convert to fraction form
    16,532.97/24,815.79 = 8,643.30/x
  3. Step 3: Cross multiply
    16,532.97x = 24,815.79 × 8,643.30
  4. Step 4: Simplify right side
    16,532.97x = 214,490,317.71
  5. Step 5: Solve for x
    x = 214,490,317.71/16,532.97
  6. Step 6: Final answer
    x = 12,973.49

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Similar ratio
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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.