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Finding the Fourth Proportional to 25,993.68, 35,871.14 and 14,056.99

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Solution

The fourth proportional to 25,993.68, 35,871.14 and 14,056.99 is: 19,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,993.68 : 35,871.14 = 14,056.99 : x
  2. Step 2: Convert to fraction form
    25,993.68/35,871.14 = 14,056.99/x
  3. Step 3: Cross multiply
    25,993.68x = 35,871.14 × 14,056.99
  4. Step 4: Simplify right side
    25,993.68x = 504,240,201.73
  5. Step 5: Solve for x
    x = 504,240,201.73/25,993.68
  6. Step 6: Final answer
    x = 19,398.57

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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.