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Finding the Fourth Proportional to 80,367.32, 110,905.19 and 46,373.14

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Solution

The fourth proportional to 80,367.32, 110,905.19 and 46,373.14 is: 63,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,367.32 : 110,905.19 = 46,373.14 : x
  2. Step 2: Convert to fraction form
    80,367.32/110,905.19 = 46,373.14/x
  3. Step 3: Cross multiply
    80,367.32x = 110,905.19 × 46,373.14
  4. Step 4: Simplify right side
    80,367.32x = 5,143,021,902.60
  5. Step 5: Solve for x
    x = 5,143,021,902.60/80,367.32
  6. Step 6: Final answer
    x = 63,993.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.