Home / 43,693.73-65,554.91-14,111.79

Finding the Fourth Proportional to 43,693.73, 65,554.91 and 14,111.79

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Solution

The fourth proportional to 43,693.73, 65,554.91 and 14,111.79 is: 21,172.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,693.73 : 65,554.91 = 14,111.79 : x
  2. Step 2: Convert to fraction form
    43,693.73/65,554.91 = 14,111.79/x
  3. Step 3: Cross multiply
    43,693.73x = 65,554.91 × 14,111.79
  4. Step 4: Simplify right side
    43,693.73x = 925,097,052.83
  5. Step 5: Solve for x
    x = 925,097,052.83/43,693.73
  6. Step 6: Final answer
    x = 21,172.31

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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.