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Finding the Fourth Proportional to 63,263.92, 87,244.53 and 40,609.84

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Solution

The fourth proportional to 63,263.92, 87,244.53 and 40,609.84 is: 56,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,263.92 : 87,244.53 = 40,609.84 : x
  2. Step 2: Convert to fraction form
    63,263.92/87,244.53 = 40,609.84/x
  3. Step 3: Cross multiply
    63,263.92x = 87,244.53 × 40,609.84
  4. Step 4: Simplify right side
    63,263.92x = 3,542,985,967.95
  5. Step 5: Solve for x
    x = 3,542,985,967.95/63,263.92
  6. Step 6: Final answer
    x = 56,003.27

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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.