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Finding the Fourth Proportional to 183,339.69, 275,009.75 and 50,221.09

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Solution

The fourth proportional to 183,339.69, 275,009.75 and 50,221.09 is: 75,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,339.69 : 275,009.75 = 50,221.09 : x
  2. Step 2: Convert to fraction form
    183,339.69/275,009.75 = 50,221.09/x
  3. Step 3: Cross multiply
    183,339.69x = 275,009.75 × 50,221.09
  4. Step 4: Simplify right side
    183,339.69x = 13,811,289,686.61
  5. Step 5: Solve for x
    x = 13,811,289,686.61/183,339.69
  6. Step 6: Final answer
    x = 75,331.70

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1.5x scale

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.