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Finding the Fourth Proportional to 18,091.66, 24,964.28 and 10,539.22

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Solution

The fourth proportional to 18,091.66, 24,964.28 and 10,539.22 is: 14,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.66 : 24,964.28 = 10,539.22 : x
  2. Step 2: Convert to fraction form
    18,091.66/24,964.28 = 10,539.22/x
  3. Step 3: Cross multiply
    18,091.66x = 24,964.28 × 10,539.22
  4. Step 4: Simplify right side
    18,091.66x = 263,104,039.06
  5. Step 5: Solve for x
    x = 263,104,039.06/18,091.66
  6. Step 6: Final answer
    x = 14,542.84

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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.