Home / 137,603.58-206,424.48-48,836

Finding the Fourth Proportional to 137,603.58, 206,424.48 and 48,836

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Solution

The fourth proportional to 137,603.58, 206,424.48 and 48,836 is: 73,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,603.58 : 206,424.48 = 48,836 : x
  2. Step 2: Convert to fraction form
    137,603.58/206,424.48 = 48,836/x
  3. Step 3: Cross multiply
    137,603.58x = 206,424.48 × 48,836
  4. Step 4: Simplify right side
    137,603.58x = 10,080,945,905.28
  5. Step 5: Solve for x
    x = 10,080,945,905.28/137,603.58
  6. Step 6: Final answer
    x = 73,260.78

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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.