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Finding the Fourth Proportional to 182,424.83, 273,567.51 and 87,628.64

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Solution

The fourth proportional to 182,424.83, 273,567.51 and 87,628.64 is: 131,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,424.83 : 273,567.51 = 87,628.64 : x
  2. Step 2: Convert to fraction form
    182,424.83/273,567.51 = 87,628.64/x
  3. Step 3: Cross multiply
    182,424.83x = 273,567.51 × 87,628.64
  4. Step 4: Simplify right side
    182,424.83x = 23,972,347,481.65
  5. Step 5: Solve for x
    x = 23,972,347,481.65/182,424.83
  6. Step 6: Final answer
    x = 131,409.46

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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.