Home / 199,455.54-275,245.83-114,573.30

Finding the Fourth Proportional to 199,455.54, 275,245.83 and 114,573.30

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Solution

The fourth proportional to 199,455.54, 275,245.83 and 114,573.30 is: 158,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,455.54 : 275,245.83 = 114,573.30 : x
  2. Step 2: Convert to fraction form
    199,455.54/275,245.83 = 114,573.30/x
  3. Step 3: Cross multiply
    199,455.54x = 275,245.83 × 114,573.30
  4. Step 4: Simplify right side
    199,455.54x = 31,535,823,054.34
  5. Step 5: Solve for x
    x = 31,535,823,054.34/199,455.54
  6. Step 6: Final answer
    x = 158,109.54

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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.