Home / 75,883.32-104,698.62-49,016.04

Finding the Fourth Proportional to 75,883.32, 104,698.62 and 49,016.04

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Solution

The fourth proportional to 75,883.32, 104,698.62 and 49,016.04 is: 67,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,883.32 : 104,698.62 = 49,016.04 : x
  2. Step 2: Convert to fraction form
    75,883.32/104,698.62 = 49,016.04/x
  3. Step 3: Cross multiply
    75,883.32x = 104,698.62 × 49,016.04
  4. Step 4: Simplify right side
    75,883.32x = 5,131,911,745.86
  5. Step 5: Solve for x
    x = 5,131,911,745.86/75,883.32
  6. Step 6: Final answer
    x = 67,628.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.