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Finding the Fourth Proportional to 189,056.88, 283,584.51 and 55,937.97

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Solution

The fourth proportional to 189,056.88, 283,584.51 and 55,937.97 is: 83,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,056.88 : 283,584.51 = 55,937.97 : x
  2. Step 2: Convert to fraction form
    189,056.88/283,584.51 = 55,937.97/x
  3. Step 3: Cross multiply
    189,056.88x = 283,584.51 × 55,937.97
  4. Step 4: Simplify right side
    189,056.88x = 15,863,141,812.84
  5. Step 5: Solve for x
    x = 15,863,141,812.84/189,056.88
  6. Step 6: Final answer
    x = 83,906.72

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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.