Home / 29,040.49-43,555.53-7,693.35

Finding the Fourth Proportional to 29,040.49, 43,555.53 and 7,693.35

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Solution

The fourth proportional to 29,040.49, 43,555.53 and 7,693.35 is: 11,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.49 : 43,555.53 = 7,693.35 : x
  2. Step 2: Convert to fraction form
    29,040.49/43,555.53 = 7,693.35/x
  3. Step 3: Cross multiply
    29,040.49x = 43,555.53 × 7,693.35
  4. Step 4: Simplify right side
    29,040.49x = 335,087,936.73
  5. Step 5: Solve for x
    x = 335,087,936.73/29,040.49
  6. Step 6: Final answer
    x = 11,538.65

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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.