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Finding the Fourth Proportional to 25,357.53, 34,997.06 and 14,753.01

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Solution

The fourth proportional to 25,357.53, 34,997.06 and 14,753.01 is: 20,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.53 : 34,997.06 = 14,753.01 : x
  2. Step 2: Convert to fraction form
    25,357.53/34,997.06 = 14,753.01/x
  3. Step 3: Cross multiply
    25,357.53x = 34,997.06 × 14,753.01
  4. Step 4: Simplify right side
    25,357.53x = 516,311,902.39
  5. Step 5: Solve for x
    x = 516,311,902.39/25,357.53
  6. Step 6: Final answer
    x = 20,361.29

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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.