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Finding the Fourth Proportional to 11,924.70, 17,887.04 and 4,133.50

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Solution

The fourth proportional to 11,924.70, 17,887.04 and 4,133.50 is: 6,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.70 : 17,887.04 = 4,133.50 : x
  2. Step 2: Convert to fraction form
    11,924.70/17,887.04 = 4,133.50/x
  3. Step 3: Cross multiply
    11,924.70x = 17,887.04 × 4,133.50
  4. Step 4: Simplify right side
    11,924.70x = 73,936,059.17
  5. Step 5: Solve for x
    x = 73,936,059.17/11,924.70
  6. Step 6: Final answer
    x = 6,200.25

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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.