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Finding the Fourth Proportional to 16,903.16, 23,326.42 and 9,451.16

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Solution

The fourth proportional to 16,903.16, 23,326.42 and 9,451.16 is: 13,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.16 : 23,326.42 = 9,451.16 : x
  2. Step 2: Convert to fraction form
    16,903.16/23,326.42 = 9,451.16/x
  3. Step 3: Cross multiply
    16,903.16x = 23,326.42 × 9,451.16
  4. Step 4: Simplify right side
    16,903.16x = 220,461,727.65
  5. Step 5: Solve for x
    x = 220,461,727.65/16,903.16
  6. Step 6: Final answer
    x = 13,042.63

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Double 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.