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Finding the Fourth Proportional to 189,170.64, 283,797.48 and 56,061.33

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Solution

The fourth proportional to 189,170.64, 283,797.48 and 56,061.33 is: 84,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,170.64 : 283,797.48 = 56,061.33 : x
  2. Step 2: Convert to fraction form
    189,170.64/283,797.48 = 56,061.33/x
  3. Step 3: Cross multiply
    189,170.64x = 283,797.48 × 56,061.33
  4. Step 4: Simplify right side
    189,170.64x = 15,910,064,179.45
  5. Step 5: Solve for x
    x = 15,910,064,179.45/189,170.64
  6. Step 6: Final answer
    x = 84,104.30

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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.