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Finding the Fourth Proportional to 55,863.10, 77,097.50 and 33,201.88

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Solution

The fourth proportional to 55,863.10, 77,097.50 and 33,201.88 is: 45,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,863.10 : 77,097.50 = 33,201.88 : x
  2. Step 2: Convert to fraction form
    55,863.10/77,097.50 = 33,201.88/x
  3. Step 3: Cross multiply
    55,863.10x = 77,097.50 × 33,201.88
  4. Step 4: Simplify right side
    55,863.10x = 2,559,781,852.88
  5. Step 5: Solve for x
    x = 2,559,781,852.88/55,863.10
  6. Step 6: Final answer
    x = 45,822.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.