Home / 119,050.48-164,297.06-78,694.26

Finding the Fourth Proportional to 119,050.48, 164,297.06 and 78,694.26

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Solution

The fourth proportional to 119,050.48, 164,297.06 and 78,694.26 is: 108,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,050.48 : 164,297.06 = 78,694.26 : x
  2. Step 2: Convert to fraction form
    119,050.48/164,297.06 = 78,694.26/x
  3. Step 3: Cross multiply
    119,050.48x = 164,297.06 × 78,694.26
  4. Step 4: Simplify right side
    119,050.48x = 12,929,235,556.88
  5. Step 5: Solve for x
    x = 12,929,235,556.88/119,050.48
  6. Step 6: Final answer
    x = 108,602.97

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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.