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Finding the Fourth Proportional to 245,031.00, 367,620.31 and 76,544.52

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Solution

The fourth proportional to 245,031.00, 367,620.31 and 76,544.52 is: 114,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,031.00 : 367,620.31 = 76,544.52 : x
  2. Step 2: Convert to fraction form
    245,031.00/367,620.31 = 76,544.52/x
  3. Step 3: Cross multiply
    245,031.00x = 367,620.31 × 76,544.52
  4. Step 4: Simplify right side
    245,031.00x = 28,139,321,171.45
  5. Step 5: Solve for x
    x = 28,139,321,171.45/245,031.00
  6. Step 6: Final answer
    x = 114,839.84

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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.