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Finding the Fourth Proportional to 19,059.69, 26,304.99 and 11,104.41

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Solution

The fourth proportional to 19,059.69, 26,304.99 and 11,104.41 is: 15,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059.69 : 26,304.99 = 11,104.41 : x
  2. Step 2: Convert to fraction form
    19,059.69/26,304.99 = 11,104.41/x
  3. Step 3: Cross multiply
    19,059.69x = 26,304.99 × 11,104.41
  4. Step 4: Simplify right side
    19,059.69x = 292,101,394.01
  5. Step 5: Solve for x
    x = 292,101,394.01/19,059.69
  6. Step 6: Final answer
    x = 15,325.61

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Half scale
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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.