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Finding the Fourth Proportional to 99,674.97, 149,513.13 and 24,795.20

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Solution

The fourth proportional to 99,674.97, 149,513.13 and 24,795.20 is: 37,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,674.97 : 149,513.13 = 24,795.20 : x
  2. Step 2: Convert to fraction form
    99,674.97/149,513.13 = 24,795.20/x
  3. Step 3: Cross multiply
    99,674.97x = 149,513.13 × 24,795.20
  4. Step 4: Simplify right side
    99,674.97x = 3,707,207,213.41
  5. Step 5: Solve for x
    x = 3,707,207,213.41/99,674.97
  6. Step 6: Final answer
    x = 37,192.96

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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.