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Finding the Fourth Proportional to 63,770.34, 95,658.96 and 19,393.68

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Solution

The fourth proportional to 63,770.34, 95,658.96 and 19,393.68 is: 29,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,770.34 : 95,658.96 = 19,393.68 : x
  2. Step 2: Convert to fraction form
    63,770.34/95,658.96 = 19,393.68/x
  3. Step 3: Cross multiply
    63,770.34x = 95,658.96 × 19,393.68
  4. Step 4: Simplify right side
    63,770.34x = 1,855,179,259.37
  5. Step 5: Solve for x
    x = 1,855,179,259.37/63,770.34
  6. Step 6: Final answer
    x = 29,091.57

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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.