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Finding the Fourth Proportional to 175,039.80, 262,754.10 and 96,307.80

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Solution

The fourth proportional to 175,039.80, 262,754.10 and 96,307.80 is: 144,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,039.80 : 262,754.10 = 96,307.80 : x
  2. Step 2: Convert to fraction form
    175,039.80/262,754.10 = 96,307.80/x
  3. Step 3: Cross multiply
    175,039.80x = 262,754.10 × 96,307.80
  4. Step 4: Simplify right side
    175,039.80x = 25,305,269,311.98
  5. Step 5: Solve for x
    x = 25,305,269,311.98/175,039.80
  6. Step 6: Final answer
    x = 144,568.66

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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.