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Finding the Fourth Proportional to 18,730.01, 25,847.43 and 10,232.25

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Solution

The fourth proportional to 18,730.01, 25,847.43 and 10,232.25 is: 14,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730.01 : 25,847.43 = 10,232.25 : x
  2. Step 2: Convert to fraction form
    18,730.01/25,847.43 = 10,232.25/x
  3. Step 3: Cross multiply
    18,730.01x = 25,847.43 × 10,232.25
  4. Step 4: Simplify right side
    18,730.01x = 264,477,365.62
  5. Step 5: Solve for x
    x = 264,477,365.62/18,730.01
  6. Step 6: Final answer
    x = 14,120.51

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Half 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.