Home / 53,786.98-74,228.07-29,915.37

Finding the Fourth Proportional to 53,786.98, 74,228.07 and 29,915.37

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Solution

The fourth proportional to 53,786.98, 74,228.07 and 29,915.37 is: 41,284.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.98 : 74,228.07 = 29,915.37 : x
  2. Step 2: Convert to fraction form
    53,786.98/74,228.07 = 29,915.37/x
  3. Step 3: Cross multiply
    53,786.98x = 74,228.07 × 29,915.37
  4. Step 4: Simplify right side
    53,786.98x = 2,220,560,178.44
  5. Step 5: Solve for x
    x = 2,220,560,178.44/53,786.98
  6. Step 6: Final answer
    x = 41,284.34

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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.