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Finding the Fourth Proportional to 14,464.98, 19,958.02 and 8,495.48

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Solution

The fourth proportional to 14,464.98, 19,958.02 and 8,495.48 is: 11,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464.98 : 19,958.02 = 8,495.48 : x
  2. Step 2: Convert to fraction form
    14,464.98/19,958.02 = 8,495.48/x
  3. Step 3: Cross multiply
    14,464.98x = 19,958.02 × 8,495.48
  4. Step 4: Simplify right side
    14,464.98x = 169,552,988.41
  5. Step 5: Solve for x
    x = 169,552,988.41/14,464.98
  6. Step 6: Final answer
    x = 11,721.62

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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.