Home / 439,032.20-658,548.30-106,608.20

Finding the Fourth Proportional to 439,032.20, 658,548.30 and 106,608.20

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Solution

The fourth proportional to 439,032.20, 658,548.30 and 106,608.20 is: 159,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,032.20 : 658,548.30 = 106,608.20 : x
  2. Step 2: Convert to fraction form
    439,032.20/658,548.30 = 106,608.20/x
  3. Step 3: Cross multiply
    439,032.20x = 658,548.30 × 106,608.20
  4. Step 4: Simplify right side
    439,032.20x = 70,206,648,876.06
  5. Step 5: Solve for x
    x = 70,206,648,876.06/439,032.20
  6. Step 6: Final answer
    x = 159,912.30

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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.