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Finding the Fourth Proportional to 69,063.96, 95,305.50 and 38,849.88

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Solution

The fourth proportional to 69,063.96, 95,305.50 and 38,849.88 is: 53,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,063.96 : 95,305.50 = 38,849.88 : x
  2. Step 2: Convert to fraction form
    69,063.96/95,305.50 = 38,849.88/x
  3. Step 3: Cross multiply
    69,063.96x = 95,305.50 × 38,849.88
  4. Step 4: Simplify right side
    69,063.96x = 3,702,607,238.34
  5. Step 5: Solve for x
    x = 3,702,607,238.34/69,063.96
  6. Step 6: Final answer
    x = 53,611.28

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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.