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Finding the Fourth Proportional to 60,982.34, 91,473.53 and 40,200.98

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Solution

The fourth proportional to 60,982.34, 91,473.53 and 40,200.98 is: 60,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,982.34 : 91,473.53 = 40,200.98 : x
  2. Step 2: Convert to fraction form
    60,982.34/91,473.53 = 40,200.98/x
  3. Step 3: Cross multiply
    60,982.34x = 91,473.53 × 40,200.98
  4. Step 4: Simplify right side
    60,982.34x = 3,677,324,891.69
  5. Step 5: Solve for x
    x = 3,677,324,891.69/60,982.34
  6. Step 6: Final answer
    x = 60,301.48

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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.