Home / 75,431.88-104,114.70-43,596.18

Finding the Fourth Proportional to 75,431.88, 104,114.70 and 43,596.18

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Solution

The fourth proportional to 75,431.88, 104,114.70 and 43,596.18 is: 60,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,431.88 : 104,114.70 = 43,596.18 : x
  2. Step 2: Convert to fraction form
    75,431.88/104,114.70 = 43,596.18/x
  3. Step 3: Cross multiply
    75,431.88x = 104,114.70 × 43,596.18
  4. Step 4: Simplify right side
    75,431.88x = 4,539,003,201.85
  5. Step 5: Solve for x
    x = 4,539,003,201.85/75,431.88
  6. Step 6: Final answer
    x = 60,173.54

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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.