Home / 57,734.64-86,600.94-18,290.73

Finding the Fourth Proportional to 57,734.64, 86,600.94 and 18,290.73

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Solution

The fourth proportional to 57,734.64, 86,600.94 and 18,290.73 is: 27,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,734.64 : 86,600.94 = 18,290.73 : x
  2. Step 2: Convert to fraction form
    57,734.64/86,600.94 = 18,290.73/x
  3. Step 3: Cross multiply
    57,734.64x = 86,600.94 × 18,290.73
  4. Step 4: Simplify right side
    57,734.64x = 1,583,994,441.03
  5. Step 5: Solve for x
    x = 1,583,994,441.03/57,734.64
  6. Step 6: Final answer
    x = 27,435.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.