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Finding the Fourth Proportional to 200,165.88, 300,367.38 and 73,894.16

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Solution

The fourth proportional to 200,165.88, 300,367.38 and 73,894.16 is: 110,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,165.88 : 300,367.38 = 73,894.16 : x
  2. Step 2: Convert to fraction form
    200,165.88/300,367.38 = 73,894.16/x
  3. Step 3: Cross multiply
    200,165.88x = 300,367.38 × 73,894.16
  4. Step 4: Simplify right side
    200,165.88x = 22,195,395,236.50
  5. Step 5: Solve for x
    x = 22,195,395,236.50/200,165.88
  6. Step 6: Final answer
    x = 110,885.01

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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.