Home / 49,814.51-68,745.30-28,303.54

Finding the Fourth Proportional to 49,814.51, 68,745.30 and 28,303.54

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Solution

The fourth proportional to 49,814.51, 68,745.30 and 28,303.54 is: 39,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,814.51 : 68,745.30 = 28,303.54 : x
  2. Step 2: Convert to fraction form
    49,814.51/68,745.30 = 28,303.54/x
  3. Step 3: Cross multiply
    49,814.51x = 68,745.30 × 28,303.54
  4. Step 4: Simplify right side
    49,814.51x = 1,945,735,070.36
  5. Step 5: Solve for x
    x = 1,945,735,070.36/49,814.51
  6. Step 6: Final answer
    x = 39,059.61

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1.5x scale

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.