Home / 199,647.59-275,506.44-109,001.89

Finding the Fourth Proportional to 199,647.59, 275,506.44 and 109,001.89

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Solution

The fourth proportional to 199,647.59, 275,506.44 and 109,001.89 is: 150,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,647.59 : 275,506.44 = 109,001.89 : x
  2. Step 2: Convert to fraction form
    199,647.59/275,506.44 = 109,001.89/x
  3. Step 3: Cross multiply
    199,647.59x = 275,506.44 × 109,001.89
  4. Step 4: Simplify right side
    199,647.59x = 30,030,722,667.17
  5. Step 5: Solve for x
    x = 30,030,722,667.17/199,647.59
  6. Step 6: Final answer
    x = 150,418.66

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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.