Home / 199,629.48-275,488.74-110,205.48

Finding the Fourth Proportional to 199,629.48, 275,488.74 and 110,205.48

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Solution

The fourth proportional to 199,629.48, 275,488.74 and 110,205.48 is: 152,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,629.48 : 275,488.74 = 110,205.48 : x
  2. Step 2: Convert to fraction form
    199,629.48/275,488.74 = 110,205.48/x
  3. Step 3: Cross multiply
    199,629.48x = 275,488.74 × 110,205.48
  4. Step 4: Simplify right side
    199,629.48x = 30,360,368,826.30
  5. Step 5: Solve for x
    x = 30,360,368,826.30/199,629.48
  6. Step 6: Final answer
    x = 152,083.59

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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.