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Finding the Fourth Proportional to 63,518.75, 87,649.58 and 36,669.92

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Solution

The fourth proportional to 63,518.75, 87,649.58 and 36,669.92 is: 50,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,518.75 : 87,649.58 = 36,669.92 : x
  2. Step 2: Convert to fraction form
    63,518.75/87,649.58 = 36,669.92/x
  3. Step 3: Cross multiply
    63,518.75x = 87,649.58 × 36,669.92
  4. Step 4: Simplify right side
    63,518.75x = 3,214,102,903.28
  5. Step 5: Solve for x
    x = 3,214,102,903.28/63,518.75
  6. Step 6: Final answer
    x = 50,600.85

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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.