Home / 67,902.06-101,745.36-45,633.54

Finding the Fourth Proportional to 67,902.06, 101,745.36 and 45,633.54

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Solution

The fourth proportional to 67,902.06, 101,745.36 and 45,633.54 is: 68,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,902.06 : 101,745.36 = 45,633.54 : x
  2. Step 2: Convert to fraction form
    67,902.06/101,745.36 = 45,633.54/x
  3. Step 3: Cross multiply
    67,902.06x = 101,745.36 × 45,633.54
  4. Step 4: Simplify right side
    67,902.06x = 4,643,000,955.37
  5. Step 5: Solve for x
    x = 4,643,000,955.37/67,902.06
  6. Step 6: Final answer
    x = 68,377.91

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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.