Home / 439,112.06-658,889.40-173,063.50

Finding the Fourth Proportional to 439,112.06, 658,889.40 and 173,063.50

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Solution

The fourth proportional to 439,112.06, 658,889.40 and 173,063.50 is: 259,682.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,112.06 : 658,889.40 = 173,063.50 : x
  2. Step 2: Convert to fraction form
    439,112.06/658,889.40 = 173,063.50/x
  3. Step 3: Cross multiply
    439,112.06x = 658,889.40 × 173,063.50
  4. Step 4: Simplify right side
    439,112.06x = 114,029,705,676.90
  5. Step 5: Solve for x
    x = 114,029,705,676.90/439,112.06
  6. Step 6: Final answer
    x = 259,682.47

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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.