Home / 40,859.96-61,293.46-11,277.80

Finding the Fourth Proportional to 40,859.96, 61,293.46 and 11,277.80

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Solution

The fourth proportional to 40,859.96, 61,293.46 and 11,277.80 is: 16,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859.96 : 61,293.46 = 11,277.80 : x
  2. Step 2: Convert to fraction form
    40,859.96/61,293.46 = 11,277.80/x
  3. Step 3: Cross multiply
    40,859.96x = 61,293.46 × 11,277.80
  4. Step 4: Simplify right side
    40,859.96x = 691,255,383.19
  5. Step 5: Solve for x
    x = 691,255,383.19/40,859.96
  6. Step 6: Final answer
    x = 16,917.67

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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.