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Finding the Fourth Proportional to 219,575.00, 303,020.39 and 124,087.95

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Solution

The fourth proportional to 219,575.00, 303,020.39 and 124,087.95 is: 171,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,575.00 : 303,020.39 = 124,087.95 : x
  2. Step 2: Convert to fraction form
    219,575.00/303,020.39 = 124,087.95/x
  3. Step 3: Cross multiply
    219,575.00x = 303,020.39 × 124,087.95
  4. Step 4: Simplify right side
    219,575.00x = 37,601,179,313.52
  5. Step 5: Solve for x
    x = 37,601,179,313.52/219,575.00
  6. Step 6: Final answer
    x = 171,245.26

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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.