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Finding the Fourth Proportional to 14,703.33, 20,292.08 and 8,736.33

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Solution

The fourth proportional to 14,703.33, 20,292.08 and 8,736.33 is: 12,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703.33 : 20,292.08 = 8,736.33 : x
  2. Step 2: Convert to fraction form
    14,703.33/20,292.08 = 8,736.33/x
  3. Step 3: Cross multiply
    14,703.33x = 20,292.08 × 8,736.33
  4. Step 4: Simplify right side
    14,703.33x = 177,278,263.58
  5. Step 5: Solve for x
    x = 177,278,263.58/14,703.33
  6. Step 6: Final answer
    x = 12,057.01

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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.