Home / 43,817.60-65,741.67-13,836.47

Finding the Fourth Proportional to 43,817.60, 65,741.67 and 13,836.47

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Solution

The fourth proportional to 43,817.60, 65,741.67 and 13,836.47 is: 20,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,817.60 : 65,741.67 = 13,836.47 : x
  2. Step 2: Convert to fraction form
    43,817.60/65,741.67 = 13,836.47/x
  3. Step 3: Cross multiply
    43,817.60x = 65,741.67 × 13,836.47
  4. Step 4: Simplify right side
    43,817.60x = 909,632,316.00
  5. Step 5: Solve for x
    x = 909,632,316.00/43,817.60
  6. Step 6: Final answer
    x = 20,759.52

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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.