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Finding the Fourth Proportional to 70,362.53, 105,554.73 and 23,626.34

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Solution

The fourth proportional to 70,362.53, 105,554.73 and 23,626.34 is: 35,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,362.53 : 105,554.73 = 23,626.34 : x
  2. Step 2: Convert to fraction form
    70,362.53/105,554.73 = 23,626.34/x
  3. Step 3: Cross multiply
    70,362.53x = 105,554.73 × 23,626.34
  4. Step 4: Simplify right side
    70,362.53x = 2,493,871,896.24
  5. Step 5: Solve for x
    x = 2,493,871,896.24/70,362.53
  6. Step 6: Final answer
    x = 35,443.18

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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.