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Finding the Fourth Proportional to 163,632.99, 225,814.88 and 92,012.39

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Solution

The fourth proportional to 163,632.99, 225,814.88 and 92,012.39 is: 126,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,632.99 : 225,814.88 = 92,012.39 : x
  2. Step 2: Convert to fraction form
    163,632.99/225,814.88 = 92,012.39/x
  3. Step 3: Cross multiply
    163,632.99x = 225,814.88 × 92,012.39
  4. Step 4: Simplify right side
    163,632.99x = 20,777,766,806.36
  5. Step 5: Solve for x
    x = 20,777,766,806.36/163,632.99
  6. Step 6: Final answer
    x = 126,977.86

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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.