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Finding the Fourth Proportional to 199,412.62, 299,119.05 and 59,170

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Solution

The fourth proportional to 199,412.62, 299,119.05 and 59,170 is: 88,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,412.62 : 299,119.05 = 59,170 : x
  2. Step 2: Convert to fraction form
    199,412.62/299,119.05 = 59,170/x
  3. Step 3: Cross multiply
    199,412.62x = 299,119.05 × 59,170
  4. Step 4: Simplify right side
    199,412.62x = 17,698,874,188.50
  5. Step 5: Solve for x
    x = 17,698,874,188.50/199,412.62
  6. Step 6: Final answer
    x = 88,755.04

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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.