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Finding the Fourth Proportional to 54,333.84, 81,500.10 and 14,890.92

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Solution

The fourth proportional to 54,333.84, 81,500.10 and 14,890.92 is: 22,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,333.84 : 81,500.10 = 14,890.92 : x
  2. Step 2: Convert to fraction form
    54,333.84/81,500.10 = 14,890.92/x
  3. Step 3: Cross multiply
    54,333.84x = 81,500.10 × 14,890.92
  4. Step 4: Simplify right side
    54,333.84x = 1,213,611,469.09
  5. Step 5: Solve for x
    x = 1,213,611,469.09/54,333.84
  6. Step 6: Final answer
    x = 22,336.20

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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.