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Finding the Fourth Proportional to 207,095.04, 310,734.72 and 108,576

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Solution

The fourth proportional to 207,095.04, 310,734.72 and 108,576 is: 162,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,095.04 : 310,734.72 = 108,576 : x
  2. Step 2: Convert to fraction form
    207,095.04/310,734.72 = 108,576/x
  3. Step 3: Cross multiply
    207,095.04x = 310,734.72 × 108,576
  4. Step 4: Simplify right side
    207,095.04x = 33,738,332,958.72
  5. Step 5: Solve for x
    x = 33,738,332,958.72/207,095.04
  6. Step 6: Final answer
    x = 162,912.32

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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.