Home / 104,596.85-144,344.78-56,850.20

Finding the Fourth Proportional to 104,596.85, 144,344.78 and 56,850.20

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Solution

The fourth proportional to 104,596.85, 144,344.78 and 56,850.20 is: 78,453.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,596.85 : 144,344.78 = 56,850.20 : x
  2. Step 2: Convert to fraction form
    104,596.85/144,344.78 = 56,850.20/x
  3. Step 3: Cross multiply
    104,596.85x = 144,344.78 × 56,850.20
  4. Step 4: Simplify right side
    104,596.85x = 8,206,029,611.96
  5. Step 5: Solve for x
    x = 8,206,029,611.96/104,596.85
  6. Step 6: Final answer
    x = 78,453.89

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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.