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Finding the Fourth Proportional to 63,055.95, 87,017.22 and 36,200.20

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Solution

The fourth proportional to 63,055.95, 87,017.22 and 36,200.20 is: 49,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,055.95 : 87,017.22 = 36,200.20 : x
  2. Step 2: Convert to fraction form
    63,055.95/87,017.22 = 36,200.20/x
  3. Step 3: Cross multiply
    63,055.95x = 87,017.22 × 36,200.20
  4. Step 4: Simplify right side
    63,055.95x = 3,150,040,586.44
  5. Step 5: Solve for x
    x = 3,150,040,586.44/63,055.95
  6. Step 6: Final answer
    x = 49,956.28

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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.