Home / 137,460.06-206,222.90-48,721.32

Finding the Fourth Proportional to 137,460.06, 206,222.90 and 48,721.32

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Solution

The fourth proportional to 137,460.06, 206,222.90 and 48,721.32 is: 73,093.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,460.06 : 206,222.90 = 48,721.32 : x
  2. Step 2: Convert to fraction form
    137,460.06/206,222.90 = 48,721.32/x
  3. Step 3: Cross multiply
    137,460.06x = 206,222.90 × 48,721.32
  4. Step 4: Simplify right side
    137,460.06x = 10,047,451,658.62
  5. Step 5: Solve for x
    x = 10,047,451,658.62/137,460.06
  6. Step 6: Final answer
    x = 73,093.61

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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.