Home / 41,638.14-57,410.37-28,902.15

Finding the Fourth Proportional to 41,638.14, 57,410.37 and 28,902.15

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Solution

The fourth proportional to 41,638.14, 57,410.37 and 28,902.15 is: 39,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,638.14 : 57,410.37 = 28,902.15 : x
  2. Step 2: Convert to fraction form
    41,638.14/57,410.37 = 28,902.15/x
  3. Step 3: Cross multiply
    41,638.14x = 57,410.37 × 28,902.15
  4. Step 4: Simplify right side
    41,638.14x = 1,659,283,125.30
  5. Step 5: Solve for x
    x = 1,659,283,125.30/41,638.14
  6. Step 6: Final answer
    x = 39,850.08

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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.