Home / 43,716.51-65,596.64-21,503.88

Finding the Fourth Proportional to 43,716.51, 65,596.64 and 21,503.88

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Solution

The fourth proportional to 43,716.51, 65,596.64 and 21,503.88 is: 32,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,716.51 : 65,596.64 = 21,503.88 : x
  2. Step 2: Convert to fraction form
    43,716.51/65,596.64 = 21,503.88/x
  3. Step 3: Cross multiply
    43,716.51x = 65,596.64 × 21,503.88
  4. Step 4: Simplify right side
    43,716.51x = 1,410,582,167.44
  5. Step 5: Solve for x
    x = 1,410,582,167.44/43,716.51
  6. Step 6: Final answer
    x = 32,266.58

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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.