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Finding the Fourth Proportional to 16,449.25, 24,680.04 and 9,880.15

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Solution

The fourth proportional to 16,449.25, 24,680.04 and 9,880.15 is: 14,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.25 : 24,680.04 = 9,880.15 : x
  2. Step 2: Convert to fraction form
    16,449.25/24,680.04 = 9,880.15/x
  3. Step 3: Cross multiply
    16,449.25x = 24,680.04 × 9,880.15
  4. Step 4: Simplify right side
    16,449.25x = 243,842,497.21
  5. Step 5: Solve for x
    x = 243,842,497.21/16,449.25
  6. Step 6: Final answer
    x = 14,823.93

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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.