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Finding the Fourth Proportional to 167,007.20, 250,512 and 56,199.20

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Solution

The fourth proportional to 167,007.20, 250,512 and 56,199.20 is: 84,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,007.20 : 250,512 = 56,199.20 : x
  2. Step 2: Convert to fraction form
    167,007.20/250,512 = 56,199.20/x
  3. Step 3: Cross multiply
    167,007.20x = 250,512 × 56,199.20
  4. Step 4: Simplify right side
    167,007.20x = 14,078,573,990.40
  5. Step 5: Solve for x
    x = 14,078,573,990.40/167,007.20
  6. Step 6: Final answer
    x = 84,299.20

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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.