Home / 123,974.66-185,852.99-49,147.37

Finding the Fourth Proportional to 123,974.66, 185,852.99 and 49,147.37

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Solution

The fourth proportional to 123,974.66, 185,852.99 and 49,147.37 is: 73,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,974.66 : 185,852.99 = 49,147.37 : x
  2. Step 2: Convert to fraction form
    123,974.66/185,852.99 = 49,147.37/x
  3. Step 3: Cross multiply
    123,974.66x = 185,852.99 × 49,147.37
  4. Step 4: Simplify right side
    123,974.66x = 9,134,185,665.14
  5. Step 5: Solve for x
    x = 9,134,185,665.14/123,974.66
  6. Step 6: Final answer
    x = 73,677.84

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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.