Home / 105,845.32-158,735.13-35,708.23

Finding the Fourth Proportional to 105,845.32, 158,735.13 and 35,708.23

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Solution

The fourth proportional to 105,845.32, 158,735.13 and 35,708.23 is: 53,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,845.32 : 158,735.13 = 35,708.23 : x
  2. Step 2: Convert to fraction form
    105,845.32/158,735.13 = 35,708.23/x
  3. Step 3: Cross multiply
    105,845.32x = 158,735.13 × 35,708.23
  4. Step 4: Simplify right side
    105,845.32x = 5,668,150,531.12
  5. Step 5: Solve for x
    x = 5,668,150,531.12/105,845.32
  6. Step 6: Final answer
    x = 53,551.26

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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.