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Finding the Fourth Proportional to 127,036.50, 175,297.77 and 73,338.84

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Solution

The fourth proportional to 127,036.50, 175,297.77 and 73,338.84 is: 101,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,036.50 : 175,297.77 = 73,338.84 : x
  2. Step 2: Convert to fraction form
    127,036.50/175,297.77 = 73,338.84/x
  3. Step 3: Cross multiply
    127,036.50x = 175,297.77 × 73,338.84
  4. Step 4: Simplify right side
    127,036.50x = 12,856,135,106.39
  5. Step 5: Solve for x
    x = 12,856,135,106.39/127,036.50
  6. Step 6: Final answer
    x = 101,200.33

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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.