Home / 162,179.09-243,268.06-43,850.44

Finding the Fourth Proportional to 162,179.09, 243,268.06 and 43,850.44

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Solution

The fourth proportional to 162,179.09, 243,268.06 and 43,850.44 is: 65,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,179.09 : 243,268.06 = 43,850.44 : x
  2. Step 2: Convert to fraction form
    162,179.09/243,268.06 = 43,850.44/x
  3. Step 3: Cross multiply
    162,179.09x = 243,268.06 × 43,850.44
  4. Step 4: Simplify right side
    162,179.09x = 10,667,411,249.69
  5. Step 5: Solve for x
    x = 10,667,411,249.69/162,179.09
  6. Step 6: Final answer
    x = 65,775.50

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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.