Home / 236,853.40-355,107.30-96,539.80

Finding the Fourth Proportional to 236,853.40, 355,107.30 and 96,539.80

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Solution

The fourth proportional to 236,853.40, 355,107.30 and 96,539.80 is: 144,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,853.40 : 355,107.30 = 96,539.80 : x
  2. Step 2: Convert to fraction form
    236,853.40/355,107.30 = 96,539.80/x
  3. Step 3: Cross multiply
    236,853.40x = 355,107.30 × 96,539.80
  4. Step 4: Simplify right side
    236,853.40x = 34,281,987,720.54
  5. Step 5: Solve for x
    x = 34,281,987,720.54/236,853.40
  6. Step 6: Final answer
    x = 144,739.27

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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.