Home / 41,190.96-61,788.90-11,611.32

Finding the Fourth Proportional to 41,190.96, 61,788.90 and 11,611.32

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Solution

The fourth proportional to 41,190.96, 61,788.90 and 11,611.32 is: 17,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,190.96 : 61,788.90 = 11,611.32 : x
  2. Step 2: Convert to fraction form
    41,190.96/61,788.90 = 11,611.32/x
  3. Step 3: Cross multiply
    41,190.96x = 61,788.90 × 11,611.32
  4. Step 4: Simplify right side
    41,190.96x = 717,450,690.35
  5. Step 5: Solve for x
    x = 717,450,690.35/41,190.96
  6. Step 6: Final answer
    x = 17,417.67

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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.