Home / 33,539.89-50,311.56-8,580.16

Finding the Fourth Proportional to 33,539.89, 50,311.56 and 8,580.16

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Solution

The fourth proportional to 33,539.89, 50,311.56 and 8,580.16 is: 12,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,539.89 : 50,311.56 = 8,580.16 : x
  2. Step 2: Convert to fraction form
    33,539.89/50,311.56 = 8,580.16/x
  3. Step 3: Cross multiply
    33,539.89x = 50,311.56 × 8,580.16
  4. Step 4: Simplify right side
    33,539.89x = 431,681,022.58
  5. Step 5: Solve for x
    x = 431,681,022.58/33,539.89
  6. Step 6: Final answer
    x = 12,870.67

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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.