Home / 149,169.44-205,770.84-113,302.64

Finding the Fourth Proportional to 149,169.44, 205,770.84 and 113,302.64

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Solution

The fourth proportional to 149,169.44, 205,770.84 and 113,302.64 is: 156,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,169.44 : 205,770.84 = 113,302.64 : x
  2. Step 2: Convert to fraction form
    149,169.44/205,770.84 = 113,302.64/x
  3. Step 3: Cross multiply
    149,169.44x = 205,770.84 × 113,302.64
  4. Step 4: Simplify right side
    149,169.44x = 23,314,379,407.02
  5. Step 5: Solve for x
    x = 23,314,379,407.02/149,169.44
  6. Step 6: Final answer
    x = 156,294.61

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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.