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Finding the Fourth Proportional to 63,512.96, 87,655.10 and 36,662.67

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Solution

The fourth proportional to 63,512.96, 87,655.10 and 36,662.67 is: 50,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,512.96 : 87,655.10 = 36,662.67 : x
  2. Step 2: Convert to fraction form
    63,512.96/87,655.10 = 36,662.67/x
  3. Step 3: Cross multiply
    63,512.96x = 87,655.10 × 36,662.67
  4. Step 4: Simplify right side
    63,512.96x = 3,213,669,821.80
  5. Step 5: Solve for x
    x = 3,213,669,821.80/63,512.96
  6. Step 6: Final answer
    x = 50,598.65

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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.