Home / 161,579.00-242,256.08-71,572.85

Finding the Fourth Proportional to 161,579.00, 242,256.08 and 71,572.85

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Solution

The fourth proportional to 161,579.00, 242,256.08 and 71,572.85 is: 107,309.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,579.00 : 242,256.08 = 71,572.85 : x
  2. Step 2: Convert to fraction form
    161,579.00/242,256.08 = 71,572.85/x
  3. Step 3: Cross multiply
    161,579.00x = 242,256.08 × 71,572.85
  4. Step 4: Simplify right side
    161,579.00x = 17,338,957,951.54
  5. Step 5: Solve for x
    x = 17,338,957,951.54/161,579.00
  6. Step 6: Final answer
    x = 107,309.48

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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.