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Finding the Fourth Proportional to 18,908.64, 26,094.96 and 10,524.96

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Solution

The fourth proportional to 18,908.64, 26,094.96 and 10,524.96 is: 14,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,908.64 : 26,094.96 = 10,524.96 : x
  2. Step 2: Convert to fraction form
    18,908.64/26,094.96 = 10,524.96/x
  3. Step 3: Cross multiply
    18,908.64x = 26,094.96 × 10,524.96
  4. Step 4: Simplify right side
    18,908.64x = 274,648,410.20
  5. Step 5: Solve for x
    x = 274,648,410.20/18,908.64
  6. Step 6: Final answer
    x = 14,525.02

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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.