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Finding the Fourth Proportional to 116,797.51, 175,084.35 and 74,558.44

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Solution

The fourth proportional to 116,797.51, 175,084.35 and 74,558.44 is: 111,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,797.51 : 175,084.35 = 74,558.44 : x
  2. Step 2: Convert to fraction form
    116,797.51/175,084.35 = 74,558.44/x
  3. Step 3: Cross multiply
    116,797.51x = 175,084.35 × 74,558.44
  4. Step 4: Simplify right side
    116,797.51x = 13,054,016,004.41
  5. Step 5: Solve for x
    x = 13,054,016,004.41/116,797.51
  6. Step 6: Final answer
    x = 111,766.22

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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.