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Finding the Fourth Proportional to 47,524.05, 65,583.03 and 25,720.30

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Solution

The fourth proportional to 47,524.05, 65,583.03 and 25,720.30 is: 35,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,524.05 : 65,583.03 = 25,720.30 : x
  2. Step 2: Convert to fraction form
    47,524.05/65,583.03 = 25,720.30/x
  3. Step 3: Cross multiply
    47,524.05x = 65,583.03 × 25,720.30
  4. Step 4: Simplify right side
    47,524.05x = 1,686,815,384.94
  5. Step 5: Solve for x
    x = 1,686,815,384.94/47,524.05
  6. Step 6: Final answer
    x = 35,493.93

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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.