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Finding the Fourth Proportional to 22,363.93, 30,863.04 and 12,293.14

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Solution

The fourth proportional to 22,363.93, 30,863.04 and 12,293.14 is: 16,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.93 : 30,863.04 = 12,293.14 : x
  2. Step 2: Convert to fraction form
    22,363.93/30,863.04 = 12,293.14/x
  3. Step 3: Cross multiply
    22,363.93x = 30,863.04 × 12,293.14
  4. Step 4: Simplify right side
    22,363.93x = 379,403,548.29
  5. Step 5: Solve for x
    x = 379,403,548.29/22,363.93
  6. Step 6: Final answer
    x = 16,964.98

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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.