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Finding the Fourth Proportional to 164,633.46, 247,287.69 and 108,554.46

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Solution

The fourth proportional to 164,633.46, 247,287.69 and 108,554.46 is: 163,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,633.46 : 247,287.69 = 108,554.46 : x
  2. Step 2: Convert to fraction form
    164,633.46/247,287.69 = 108,554.46/x
  3. Step 3: Cross multiply
    164,633.46x = 247,287.69 × 108,554.46
  4. Step 4: Simplify right side
    164,633.46x = 26,844,181,652.60
  5. Step 5: Solve for x
    x = 26,844,181,652.60/164,633.46
  6. Step 6: Final answer
    x = 163,054.23

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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.