Home / 57,114.58-85,578.24-40,444.68

Finding the Fourth Proportional to 57,114.58, 85,578.24 and 40,444.68

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Solution

The fourth proportional to 57,114.58, 85,578.24 and 40,444.68 is: 60,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.58 : 85,578.24 = 40,444.68 : x
  2. Step 2: Convert to fraction form
    57,114.58/85,578.24 = 40,444.68/x
  3. Step 3: Cross multiply
    57,114.58x = 85,578.24 × 40,444.68
  4. Step 4: Simplify right side
    57,114.58x = 3,461,184,380.10
  5. Step 5: Solve for x
    x = 3,461,184,380.10/57,114.58
  6. Step 6: Final answer
    x = 60,600.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.