Home / 57,450.15-86,175.18-18,007.25

Finding the Fourth Proportional to 57,450.15, 86,175.18 and 18,007.25

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Solution

The fourth proportional to 57,450.15, 86,175.18 and 18,007.25 is: 27,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,450.15 : 86,175.18 = 18,007.25 : x
  2. Step 2: Convert to fraction form
    57,450.15/86,175.18 = 18,007.25/x
  3. Step 3: Cross multiply
    57,450.15x = 86,175.18 × 18,007.25
  4. Step 4: Simplify right side
    57,450.15x = 1,551,777,579.18
  5. Step 5: Solve for x
    x = 1,551,777,579.18/57,450.15
  6. Step 6: Final answer
    x = 27,010.85

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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.