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Finding the Fourth Proportional to 18,976.68, 26,186.76 and 10,593.72

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Solution

The fourth proportional to 18,976.68, 26,186.76 and 10,593.72 is: 14,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976.68 : 26,186.76 = 10,593.72 : x
  2. Step 2: Convert to fraction form
    18,976.68/26,186.76 = 10,593.72/x
  3. Step 3: Cross multiply
    18,976.68x = 26,186.76 × 10,593.72
  4. Step 4: Simplify right side
    18,976.68x = 277,415,203.15
  5. Step 5: Solve for x
    x = 277,415,203.15/18,976.68
  6. Step 6: Final answer
    x = 14,618.74

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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.