Home / 122,012.73-168,369.44-67,563.05

Finding the Fourth Proportional to 122,012.73, 168,369.44 and 67,563.05

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Solution

The fourth proportional to 122,012.73, 168,369.44 and 67,563.05 is: 93,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,012.73 : 168,369.44 = 67,563.05 : x
  2. Step 2: Convert to fraction form
    122,012.73/168,369.44 = 67,563.05/x
  3. Step 3: Cross multiply
    122,012.73x = 168,369.44 × 67,563.05
  4. Step 4: Simplify right side
    122,012.73x = 11,375,551,713.53
  5. Step 5: Solve for x
    x = 11,375,551,713.53/122,012.73
  6. Step 6: Final answer
    x = 93,232.50

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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.