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Finding the Fourth Proportional to 175,048.70, 262,637.85 and 168,568.70

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Solution

The fourth proportional to 175,048.70, 262,637.85 and 168,568.70 is: 252,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,048.70 : 262,637.85 = 168,568.70 : x
  2. Step 2: Convert to fraction form
    175,048.70/262,637.85 = 168,568.70/x
  3. Step 3: Cross multiply
    175,048.70x = 262,637.85 × 168,568.70
  4. Step 4: Simplify right side
    175,048.70x = 44,272,520,945.30
  5. Step 5: Solve for x
    x = 44,272,520,945.30/175,048.70
  6. Step 6: Final answer
    x = 252,915.45

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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.