Home / 123,836.88-185,628.24-48,926.64

Finding the Fourth Proportional to 123,836.88, 185,628.24 and 48,926.64

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Solution

The fourth proportional to 123,836.88, 185,628.24 and 48,926.64 is: 73,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,836.88 : 185,628.24 = 48,926.64 : x
  2. Step 2: Convert to fraction form
    123,836.88/185,628.24 = 48,926.64/x
  3. Step 3: Cross multiply
    123,836.88x = 185,628.24 × 48,926.64
  4. Step 4: Simplify right side
    123,836.88x = 9,082,166,072.31
  5. Step 5: Solve for x
    x = 9,082,166,072.31/123,836.88
  6. Step 6: Final answer
    x = 73,339.75

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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.