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Finding the Fourth Proportional to 69,604.22, 95,990.52 and 58,871.63

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Solution

The fourth proportional to 69,604.22, 95,990.52 and 58,871.63 is: 81,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,604.22 : 95,990.52 = 58,871.63 : x
  2. Step 2: Convert to fraction form
    69,604.22/95,990.52 = 58,871.63/x
  3. Step 3: Cross multiply
    69,604.22x = 95,990.52 × 58,871.63
  4. Step 4: Simplify right side
    69,604.22x = 5,651,118,376.95
  5. Step 5: Solve for x
    x = 5,651,118,376.95/69,604.22
  6. Step 6: Final answer
    x = 81,189.31

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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.