Home / 75,049.42-112,462.72-41,723.64

Finding the Fourth Proportional to 75,049.42, 112,462.72 and 41,723.64

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Solution

The fourth proportional to 75,049.42, 112,462.72 and 41,723.64 is: 62,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,049.42 : 112,462.72 = 41,723.64 : x
  2. Step 2: Convert to fraction form
    75,049.42/112,462.72 = 41,723.64/x
  3. Step 3: Cross multiply
    75,049.42x = 112,462.72 × 41,723.64
  4. Step 4: Simplify right side
    75,049.42x = 4,692,353,480.39
  5. Step 5: Solve for x
    x = 4,692,353,480.39/75,049.42
  6. Step 6: Final answer
    x = 62,523.52

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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.