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Finding the Fourth Proportional to 174,348.56, 261,522.84 and 69,167.54

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Solution

The fourth proportional to 174,348.56, 261,522.84 and 69,167.54 is: 103,751.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,348.56 : 261,522.84 = 69,167.54 : x
  2. Step 2: Convert to fraction form
    174,348.56/261,522.84 = 69,167.54/x
  3. Step 3: Cross multiply
    174,348.56x = 261,522.84 × 69,167.54
  4. Step 4: Simplify right side
    174,348.56x = 18,088,890,189.00
  5. Step 5: Solve for x
    x = 18,088,890,189.00/174,348.56
  6. Step 6: Final answer
    x = 103,751.31

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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.