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Finding the Fourth Proportional to 144,750.35, 217,200.54 and 96,752.54

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Solution

The fourth proportional to 144,750.35, 217,200.54 and 96,752.54 is: 145,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,750.35 : 217,200.54 = 96,752.54 : x
  2. Step 2: Convert to fraction form
    144,750.35/217,200.54 = 96,752.54/x
  3. Step 3: Cross multiply
    144,750.35x = 217,200.54 × 96,752.54
  4. Step 4: Simplify right side
    144,750.35x = 21,014,703,379.65
  5. Step 5: Solve for x
    x = 21,014,703,379.65/144,750.35
  6. Step 6: Final answer
    x = 145,178.94

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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.