Home / 43,326.73-64,940.28-19,903.96

Finding the Fourth Proportional to 43,326.73, 64,940.28 and 19,903.96

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Solution

The fourth proportional to 43,326.73, 64,940.28 and 19,903.96 is: 29,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,326.73 : 64,940.28 = 19,903.96 : x
  2. Step 2: Convert to fraction form
    43,326.73/64,940.28 = 19,903.96/x
  3. Step 3: Cross multiply
    43,326.73x = 64,940.28 × 19,903.96
  4. Step 4: Simplify right side
    43,326.73x = 1,292,568,735.51
  5. Step 5: Solve for x
    x = 1,292,568,735.51/43,326.73
  6. Step 6: Final answer
    x = 29,833.06

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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.