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Finding the Fourth Proportional to 37,326, 55,994.76 and 13,955.76

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Solution

The fourth proportional to 37,326, 55,994.76 and 13,955.76 is: 20,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,326 : 55,994.76 = 13,955.76 : x
  2. Step 2: Convert to fraction form
    37,326/55,994.76 = 13,955.76/x
  3. Step 3: Cross multiply
    37,326x = 55,994.76 × 13,955.76
  4. Step 4: Simplify right side
    37,326x = 781,449,431.82
  5. Step 5: Solve for x
    x = 781,449,431.82/37,326
  6. Step 6: Final answer
    x = 20,935.79

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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.