Home / 40,676.75-56,154.31-25,577.73

Finding the Fourth Proportional to 40,676.75, 56,154.31 and 25,577.73

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Solution

The fourth proportional to 40,676.75, 56,154.31 and 25,577.73 is: 35,310.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,676.75 : 56,154.31 = 25,577.73 : x
  2. Step 2: Convert to fraction form
    40,676.75/56,154.31 = 25,577.73/x
  3. Step 3: Cross multiply
    40,676.75x = 56,154.31 × 25,577.73
  4. Step 4: Simplify right side
    40,676.75x = 1,436,299,779.52
  5. Step 5: Solve for x
    x = 1,436,299,779.52/40,676.75
  6. Step 6: Final answer
    x = 35,310.09

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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.