Home / 50,087.03-69,121.96-28,580.28

Finding the Fourth Proportional to 50,087.03, 69,121.96 and 28,580.28

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Solution

The fourth proportional to 50,087.03, 69,121.96 and 28,580.28 is: 39,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,087.03 : 69,121.96 = 28,580.28 : x
  2. Step 2: Convert to fraction form
    50,087.03/69,121.96 = 28,580.28/x
  3. Step 3: Cross multiply
    50,087.03x = 69,121.96 × 28,580.28
  4. Step 4: Simplify right side
    50,087.03x = 1,975,524,970.95
  5. Step 5: Solve for x
    x = 1,975,524,970.95/50,087.03
  6. Step 6: Final answer
    x = 39,441.85

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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.