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Finding the Fourth Proportional to 69,334.52, 95,676.19 and 39,127.19

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Solution

The fourth proportional to 69,334.52, 95,676.19 and 39,127.19 is: 53,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334.52 : 95,676.19 = 39,127.19 : x
  2. Step 2: Convert to fraction form
    69,334.52/95,676.19 = 39,127.19/x
  3. Step 3: Cross multiply
    69,334.52x = 95,676.19 × 39,127.19
  4. Step 4: Simplify right side
    69,334.52x = 3,743,539,888.41
  5. Step 5: Solve for x
    x = 3,743,539,888.41/69,334.52
  6. Step 6: Final answer
    x = 53,992.44

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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.