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Finding the Fourth Proportional to 47,996.70, 71,995.05 and 16,835.10

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Solution

The fourth proportional to 47,996.70, 71,995.05 and 16,835.10 is: 25,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,996.70 : 71,995.05 = 16,835.10 : x
  2. Step 2: Convert to fraction form
    47,996.70/71,995.05 = 16,835.10/x
  3. Step 3: Cross multiply
    47,996.70x = 71,995.05 × 16,835.10
  4. Step 4: Simplify right side
    47,996.70x = 1,212,043,866.26
  5. Step 5: Solve for x
    x = 1,212,043,866.26/47,996.70
  6. Step 6: Final answer
    x = 25,252.65

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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.