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Finding the Fourth Proportional to 162,179.60, 243,268.80 and 43,850.93

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Solution

The fourth proportional to 162,179.60, 243,268.80 and 43,850.93 is: 65,776.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,179.60 : 243,268.80 = 43,850.93 : x
  2. Step 2: Convert to fraction form
    162,179.60/243,268.80 = 43,850.93/x
  3. Step 3: Cross multiply
    162,179.60x = 243,268.80 × 43,850.93
  4. Step 4: Simplify right side
    162,179.60x = 10,667,561,903.64
  5. Step 5: Solve for x
    x = 10,667,561,903.64/162,179.60
  6. Step 6: Final answer
    x = 65,776.23

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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.