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Finding the Fourth Proportional to 69,953.97, 104,945.96 and 22,571.76

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Solution

The fourth proportional to 69,953.97, 104,945.96 and 22,571.76 is: 33,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.97 : 104,945.96 = 22,571.76 : x
  2. Step 2: Convert to fraction form
    69,953.97/104,945.96 = 22,571.76/x
  3. Step 3: Cross multiply
    69,953.97x = 104,945.96 × 22,571.76
  4. Step 4: Simplify right side
    69,953.97x = 2,368,814,909.23
  5. Step 5: Solve for x
    x = 2,368,814,909.23/69,953.97
  6. Step 6: Final answer
    x = 33,862.48

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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.