Home / 118,450.06-177,745.08-43,622.80

Finding the Fourth Proportional to 118,450.06, 177,745.08 and 43,622.80

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Solution

The fourth proportional to 118,450.06, 177,745.08 and 43,622.80 is: 65,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,450.06 : 177,745.08 = 43,622.80 : x
  2. Step 2: Convert to fraction form
    118,450.06/177,745.08 = 43,622.80/x
  3. Step 3: Cross multiply
    118,450.06x = 177,745.08 × 43,622.80
  4. Step 4: Simplify right side
    118,450.06x = 7,753,738,075.82
  5. Step 5: Solve for x
    x = 7,753,738,075.82/118,450.06
  6. Step 6: Final answer
    x = 65,459.98

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1.5x scale

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.