Home / 123,856.03-170,914.94-67,267.27

Finding the Fourth Proportional to 123,856.03, 170,914.94 and 67,267.27

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Solution

The fourth proportional to 123,856.03, 170,914.94 and 67,267.27 is: 92,825.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,856.03 : 170,914.94 = 67,267.27 : x
  2. Step 2: Convert to fraction form
    123,856.03/170,914.94 = 67,267.27/x
  3. Step 3: Cross multiply
    123,856.03x = 170,914.94 × 67,267.27
  4. Step 4: Simplify right side
    123,856.03x = 11,496,980,561.44
  5. Step 5: Solve for x
    x = 11,496,980,561.44/123,856.03
  6. Step 6: Final answer
    x = 92,825.36

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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.