Home / 251,277.03-376,912.35-73,777.68

Finding the Fourth Proportional to 251,277.03, 376,912.35 and 73,777.68

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Solution

The fourth proportional to 251,277.03, 376,912.35 and 73,777.68 is: 110,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,277.03 : 376,912.35 = 73,777.68 : x
  2. Step 2: Convert to fraction form
    251,277.03/376,912.35 = 73,777.68/x
  3. Step 3: Cross multiply
    251,277.03x = 376,912.35 × 73,777.68
  4. Step 4: Simplify right side
    251,277.03x = 27,807,718,746.35
  5. Step 5: Solve for x
    x = 27,807,718,746.35/251,277.03
  6. Step 6: Final answer
    x = 110,665.58

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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.