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Finding the Fourth Proportional to 63,861.64, 88,129.02 and 37,019.73

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Solution

The fourth proportional to 63,861.64, 88,129.02 and 37,019.73 is: 51,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,861.64 : 88,129.02 = 37,019.73 : x
  2. Step 2: Convert to fraction form
    63,861.64/88,129.02 = 37,019.73/x
  3. Step 3: Cross multiply
    63,861.64x = 88,129.02 × 37,019.73
  4. Step 4: Simplify right side
    63,861.64x = 3,262,512,525.56
  5. Step 5: Solve for x
    x = 3,262,512,525.56/63,861.64
  6. Step 6: Final answer
    x = 51,087.20

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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.