Home / 165,583.62-248,179.86-70,786.08

Finding the Fourth Proportional to 165,583.62, 248,179.86 and 70,786.08

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Solution

The fourth proportional to 165,583.62, 248,179.86 and 70,786.08 is: 106,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,583.62 : 248,179.86 = 70,786.08 : x
  2. Step 2: Convert to fraction form
    165,583.62/248,179.86 = 70,786.08/x
  3. Step 3: Cross multiply
    165,583.62x = 248,179.86 × 70,786.08
  4. Step 4: Simplify right side
    165,583.62x = 17,567,679,424.35
  5. Step 5: Solve for x
    x = 17,567,679,424.35/165,583.62
  6. Step 6: Final answer
    x = 106,095.51

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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.