Home / 121,263.32-167,321.22-67,546.96

Finding the Fourth Proportional to 121,263.32, 167,321.22 and 67,546.96

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Solution

The fourth proportional to 121,263.32, 167,321.22 and 67,546.96 is: 93,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,263.32 : 167,321.22 = 67,546.96 : x
  2. Step 2: Convert to fraction form
    121,263.32/167,321.22 = 67,546.96/x
  3. Step 3: Cross multiply
    121,263.32x = 167,321.22 × 67,546.96
  4. Step 4: Simplify right side
    121,263.32x = 11,302,039,754.49
  5. Step 5: Solve for x
    x = 11,302,039,754.49/121,263.32
  6. Step 6: Final answer
    x = 93,202.46

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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.