Home / 344,016.90-515,823.39-104,058.60

Finding the Fourth Proportional to 344,016.90, 515,823.39 and 104,058.60

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Solution

The fourth proportional to 344,016.90, 515,823.39 and 104,058.60 is: 156,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,016.90 : 515,823.39 = 104,058.60 : x
  2. Step 2: Convert to fraction form
    344,016.90/515,823.39 = 104,058.60/x
  3. Step 3: Cross multiply
    344,016.90x = 515,823.39 × 104,058.60
  4. Step 4: Simplify right side
    344,016.90x = 53,675,859,810.65
  5. Step 5: Solve for x
    x = 53,675,859,810.65/344,016.90
  6. Step 6: Final answer
    x = 156,026.81

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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.