Home / 53,661.65-74,049.37-29,786.45

Finding the Fourth Proportional to 53,661.65, 74,049.37 and 29,786.45

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Solution

The fourth proportional to 53,661.65, 74,049.37 and 29,786.45 is: 41,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,661.65 : 74,049.37 = 29,786.45 : x
  2. Step 2: Convert to fraction form
    53,661.65/74,049.37 = 29,786.45/x
  3. Step 3: Cross multiply
    53,661.65x = 74,049.37 × 29,786.45
  4. Step 4: Simplify right side
    53,661.65x = 2,205,667,857.04
  5. Step 5: Solve for x
    x = 2,205,667,857.04/53,661.65
  6. Step 6: Final answer
    x = 41,103.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.