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Finding the Fourth Proportional to 18,584.08, 25,646.19 and 10,086.19

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Solution

The fourth proportional to 18,584.08, 25,646.19 and 10,086.19 is: 13,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.08 : 25,646.19 = 10,086.19 : x
  2. Step 2: Convert to fraction form
    18,584.08/25,646.19 = 10,086.19/x
  3. Step 3: Cross multiply
    18,584.08x = 25,646.19 × 10,086.19
  4. Step 4: Simplify right side
    18,584.08x = 258,672,345.12
  5. Step 5: Solve for x
    x = 258,672,345.12/18,584.08
  6. Step 6: Final answer
    x = 13,919.03

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Half scale
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Double scale
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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.