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Finding the Fourth Proportional to 63,679.92, 87,883.47 and 41,065.98

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Solution

The fourth proportional to 63,679.92, 87,883.47 and 41,065.98 is: 56,674.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,679.92 : 87,883.47 = 41,065.98 : x
  2. Step 2: Convert to fraction form
    63,679.92/87,883.47 = 41,065.98/x
  3. Step 3: Cross multiply
    63,679.92x = 87,883.47 × 41,065.98
  4. Step 4: Simplify right side
    63,679.92x = 3,609,020,821.35
  5. Step 5: Solve for x
    x = 3,609,020,821.35/63,679.92
  6. Step 6: Final answer
    x = 56,674.39

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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.