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Finding the Fourth Proportional to 117,293.03, 175,912.55 and 69,921.50

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Solution

The fourth proportional to 117,293.03, 175,912.55 and 69,921.50 is: 104,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,293.03 : 175,912.55 = 69,921.50 : x
  2. Step 2: Convert to fraction form
    117,293.03/175,912.55 = 69,921.50/x
  3. Step 3: Cross multiply
    117,293.03x = 175,912.55 × 69,921.50
  4. Step 4: Simplify right side
    117,293.03x = 12,300,068,135.65
  5. Step 5: Solve for x
    x = 12,300,068,135.65/117,293.03
  6. Step 6: Final answer
    x = 104,866.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.