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Finding the Fourth Proportional to 110,697.84, 166,028.91 and 31,794.12

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Solution

The fourth proportional to 110,697.84, 166,028.91 and 31,794.12 is: 47,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,697.84 : 166,028.91 = 31,794.12 : x
  2. Step 2: Convert to fraction form
    110,697.84/166,028.91 = 31,794.12/x
  3. Step 3: Cross multiply
    110,697.84x = 166,028.91 × 31,794.12
  4. Step 4: Simplify right side
    110,697.84x = 5,278,743,088.01
  5. Step 5: Solve for x
    x = 5,278,743,088.01/110,697.84
  6. Step 6: Final answer
    x = 47,686.05

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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.