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Finding the Fourth Proportional to 33,691.84, 46,495.12 and 18,585.16

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Solution

The fourth proportional to 33,691.84, 46,495.12 and 18,585.16 is: 25,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691.84 : 46,495.12 = 18,585.16 : x
  2. Step 2: Convert to fraction form
    33,691.84/46,495.12 = 18,585.16/x
  3. Step 3: Cross multiply
    33,691.84x = 46,495.12 × 18,585.16
  4. Step 4: Simplify right side
    33,691.84x = 864,119,244.42
  5. Step 5: Solve for x
    x = 864,119,244.42/33,691.84
  6. Step 6: Final answer
    x = 25,647.73

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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.