Home / 324,058.10-485,698.35-166,205.30

Finding the Fourth Proportional to 324,058.10, 485,698.35 and 166,205.30

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Solution

The fourth proportional to 324,058.10, 485,698.35 and 166,205.30 is: 249,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,058.10 : 485,698.35 = 166,205.30 : x
  2. Step 2: Convert to fraction form
    324,058.10/485,698.35 = 166,205.30/x
  3. Step 3: Cross multiply
    324,058.10x = 485,698.35 × 166,205.30
  4. Step 4: Simplify right side
    324,058.10x = 80,725,639,971.26
  5. Step 5: Solve for x
    x = 80,725,639,971.26/324,058.10
  6. Step 6: Final answer
    x = 249,108.54

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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.