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Finding the Fourth Proportional to 17,964.58, 24,791.11 and 10,415.28

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Solution

The fourth proportional to 17,964.58, 24,791.11 and 10,415.28 is: 14,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964.58 : 24,791.11 = 10,415.28 : x
  2. Step 2: Convert to fraction form
    17,964.58/24,791.11 = 10,415.28/x
  3. Step 3: Cross multiply
    17,964.58x = 24,791.11 × 10,415.28
  4. Step 4: Simplify right side
    17,964.58x = 258,206,352.16
  5. Step 5: Solve for x
    x = 258,206,352.16/17,964.58
  6. Step 6: Final answer
    x = 14,373.08

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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.