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Finding the Fourth Proportional to 162,409.80, 243,614.58 and 44,098.50

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Solution

The fourth proportional to 162,409.80, 243,614.58 and 44,098.50 is: 66,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,409.80 : 243,614.58 = 44,098.50 : x
  2. Step 2: Convert to fraction form
    162,409.80/243,614.58 = 44,098.50/x
  3. Step 3: Cross multiply
    162,409.80x = 243,614.58 × 44,098.50
  4. Step 4: Simplify right side
    162,409.80x = 10,743,037,556.13
  5. Step 5: Solve for x
    x = 10,743,037,556.13/162,409.80
  6. Step 6: Final answer
    x = 66,147.72

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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.