Home / 120,975.88-166,950.57-67,263.16

Finding the Fourth Proportional to 120,975.88, 166,950.57 and 67,263.16

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Solution

The fourth proportional to 120,975.88, 166,950.57 and 67,263.16 is: 92,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,975.88 : 166,950.57 = 67,263.16 : x
  2. Step 2: Convert to fraction form
    120,975.88/166,950.57 = 67,263.16/x
  3. Step 3: Cross multiply
    120,975.88x = 166,950.57 × 67,263.16
  4. Step 4: Simplify right side
    120,975.88x = 11,229,622,902.00
  5. Step 5: Solve for x
    x = 11,229,622,902.00/120,975.88
  6. Step 6: Final answer
    x = 92,825.30

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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.