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Finding the Fourth Proportional to 11,920.36, 17,800.27 and 9,733.36

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Solution

The fourth proportional to 11,920.36, 17,800.27 and 9,733.36 is: 14,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920.36 : 17,800.27 = 9,733.36 : x
  2. Step 2: Convert to fraction form
    11,920.36/17,800.27 = 9,733.36/x
  3. Step 3: Cross multiply
    11,920.36x = 17,800.27 × 9,733.36
  4. Step 4: Simplify right side
    11,920.36x = 173,256,387.34
  5. Step 5: Solve for x
    x = 173,256,387.34/11,920.36
  6. Step 6: Final answer
    x = 14,534.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.