Home / 161,579.19-242,403.48-49,268.64

Finding the Fourth Proportional to 161,579.19, 242,403.48 and 49,268.64

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Solution

The fourth proportional to 161,579.19, 242,403.48 and 49,268.64 is: 73,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,579.19 : 242,403.48 = 49,268.64 : x
  2. Step 2: Convert to fraction form
    161,579.19/242,403.48 = 49,268.64/x
  3. Step 3: Cross multiply
    161,579.19x = 242,403.48 × 49,268.64
  4. Step 4: Simplify right side
    161,579.19x = 11,942,889,790.87
  5. Step 5: Solve for x
    x = 11,942,889,790.87/161,579.19
  6. Step 6: Final answer
    x = 73,913.54

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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.