Home / 236,821.56-355,372.44-87,166.96

Finding the Fourth Proportional to 236,821.56, 355,372.44 and 87,166.96

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Solution

The fourth proportional to 236,821.56, 355,372.44 and 87,166.96 is: 130,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,821.56 : 355,372.44 = 87,166.96 : x
  2. Step 2: Convert to fraction form
    236,821.56/355,372.44 = 87,166.96/x
  3. Step 3: Cross multiply
    236,821.56x = 355,372.44 × 87,166.96
  4. Step 4: Simplify right side
    236,821.56x = 30,976,735,262.58
  5. Step 5: Solve for x
    x = 30,976,735,262.58/236,821.56
  6. Step 6: Final answer
    x = 130,802.01

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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.