Home / 53,855.24-74,321.37-29,983.46

Finding the Fourth Proportional to 53,855.24, 74,321.37 and 29,983.46

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Solution

The fourth proportional to 53,855.24, 74,321.37 and 29,983.46 is: 41,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,855.24 : 74,321.37 = 29,983.46 : x
  2. Step 2: Convert to fraction form
    53,855.24/74,321.37 = 29,983.46/x
  3. Step 3: Cross multiply
    53,855.24x = 74,321.37 × 29,983.46
  4. Step 4: Simplify right side
    53,855.24x = 2,228,411,452.93
  5. Step 5: Solve for x
    x = 2,228,411,452.93/53,855.24
  6. Step 6: Final answer
    x = 41,377.81

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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.