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Finding the Fourth Proportional to 162,609.80, 243,918.98 and 44,283.56

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Solution

The fourth proportional to 162,609.80, 243,918.98 and 44,283.56 is: 66,426.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,609.80 : 243,918.98 = 44,283.56 : x
  2. Step 2: Convert to fraction form
    162,609.80/243,918.98 = 44,283.56/x
  3. Step 3: Cross multiply
    162,609.80x = 243,918.98 × 44,283.56
  4. Step 4: Simplify right side
    162,609.80x = 10,801,600,785.97
  5. Step 5: Solve for x
    x = 10,801,600,785.97/162,609.80
  6. Step 6: Final answer
    x = 66,426.51

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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.