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Finding the Fourth Proportional to 162,396.54, 243,627.62 and 67,633.83

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Solution

The fourth proportional to 162,396.54, 243,627.62 and 67,633.83 is: 101,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,396.54 : 243,627.62 = 67,633.83 : x
  2. Step 2: Convert to fraction form
    162,396.54/243,627.62 = 67,633.83/x
  3. Step 3: Cross multiply
    162,396.54x = 243,627.62 × 67,633.83
  4. Step 4: Simplify right side
    162,396.54x = 16,477,468,696.22
  5. Step 5: Solve for x
    x = 16,477,468,696.22/162,396.54
  6. Step 6: Final answer
    x = 101,464.41

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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.