Home / 170,735.10-235,504.47-103,667.10

Finding the Fourth Proportional to 170,735.10, 235,504.47 and 103,667.10

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Solution

The fourth proportional to 170,735.10, 235,504.47 and 103,667.10 is: 142,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,735.10 : 235,504.47 = 103,667.10 : x
  2. Step 2: Convert to fraction form
    170,735.10/235,504.47 = 103,667.10/x
  3. Step 3: Cross multiply
    170,735.10x = 235,504.47 × 103,667.10
  4. Step 4: Simplify right side
    170,735.10x = 24,414,065,441.94
  5. Step 5: Solve for x
    x = 24,414,065,441.94/170,735.10
  6. Step 6: Final answer
    x = 142,993.83

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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.