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Finding the Fourth Proportional to 63,765.04, 87,994.20 and 36,903.82

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Solution

The fourth proportional to 63,765.04, 87,994.20 and 36,903.82 is: 50,926.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,765.04 : 87,994.20 = 36,903.82 : x
  2. Step 2: Convert to fraction form
    63,765.04/87,994.20 = 36,903.82/x
  3. Step 3: Cross multiply
    63,765.04x = 87,994.20 × 36,903.82
  4. Step 4: Simplify right side
    63,765.04x = 3,247,322,117.84
  5. Step 5: Solve for x
    x = 3,247,322,117.84/63,765.04
  6. Step 6: Final answer
    x = 50,926.37

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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.