Home / 49,848.98-74,751.57-18,662.36

Finding the Fourth Proportional to 49,848.98, 74,751.57 and 18,662.36

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Solution

The fourth proportional to 49,848.98, 74,751.57 and 18,662.36 is: 27,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848.98 : 74,751.57 = 18,662.36 : x
  2. Step 2: Convert to fraction form
    49,848.98/74,751.57 = 18,662.36/x
  3. Step 3: Cross multiply
    49,848.98x = 74,751.57 × 18,662.36
  4. Step 4: Simplify right side
    49,848.98x = 1,395,040,336.15
  5. Step 5: Solve for x
    x = 1,395,040,336.15/49,848.98
  6. Step 6: Final answer
    x = 27,985.34

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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.