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Finding the Fourth Proportional to 60,099.98, 82,911.90 and 36,213.08

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Solution

The fourth proportional to 60,099.98, 82,911.90 and 36,213.08 is: 49,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,099.98 : 82,911.90 = 36,213.08 : x
  2. Step 2: Convert to fraction form
    60,099.98/82,911.90 = 36,213.08/x
  3. Step 3: Cross multiply
    60,099.98x = 82,911.90 × 36,213.08
  4. Step 4: Simplify right side
    60,099.98x = 3,002,494,988.89
  5. Step 5: Solve for x
    x = 3,002,494,988.89/60,099.98
  6. Step 6: Final answer
    x = 49,958.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.