Home / 86,033.84-118,769.86-53,786.37

Finding the Fourth Proportional to 86,033.84, 118,769.86 and 53,786.37

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Solution

The fourth proportional to 86,033.84, 118,769.86 and 53,786.37 is: 74,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,033.84 : 118,769.86 = 53,786.37 : x
  2. Step 2: Convert to fraction form
    86,033.84/118,769.86 = 53,786.37/x
  3. Step 3: Cross multiply
    86,033.84x = 118,769.86 × 53,786.37
  4. Step 4: Simplify right side
    86,033.84x = 6,388,200,147.43
  5. Step 5: Solve for x
    x = 6,388,200,147.43/86,033.84
  6. Step 6: Final answer
    x = 74,252.18

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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.