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Finding the Fourth Proportional to 72,525.42, 108,769.67 and 22,596.21

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Solution

The fourth proportional to 72,525.42, 108,769.67 and 22,596.21 is: 33,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,525.42 : 108,769.67 = 22,596.21 : x
  2. Step 2: Convert to fraction form
    72,525.42/108,769.67 = 22,596.21/x
  3. Step 3: Cross multiply
    72,525.42x = 108,769.67 × 22,596.21
  4. Step 4: Simplify right side
    72,525.42x = 2,457,782,304.95
  5. Step 5: Solve for x
    x = 2,457,782,304.95/72,525.42
  6. Step 6: Final answer
    x = 33,888.56

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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.