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Finding the Fourth Proportional to 14,630.53, 21,935.22 and 8,693.34

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Solution

The fourth proportional to 14,630.53, 21,935.22 and 8,693.34 is: 13,033.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.53 : 21,935.22 = 8,693.34 : x
  2. Step 2: Convert to fraction form
    14,630.53/21,935.22 = 8,693.34/x
  3. Step 3: Cross multiply
    14,630.53x = 21,935.22 × 8,693.34
  4. Step 4: Simplify right side
    14,630.53x = 190,690,325.43
  5. Step 5: Solve for x
    x = 190,690,325.43/14,630.53
  6. Step 6: Final answer
    x = 13,033.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.