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Finding the Fourth Proportional to 63,763.58, 87,995.84 and 35,086.52

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Solution

The fourth proportional to 63,763.58, 87,995.84 and 35,086.52 is: 48,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,763.58 : 87,995.84 = 35,086.52 : x
  2. Step 2: Convert to fraction form
    63,763.58/87,995.84 = 35,086.52/x
  3. Step 3: Cross multiply
    63,763.58x = 87,995.84 × 35,086.52
  4. Step 4: Simplify right side
    63,763.58x = 3,087,467,184.67
  5. Step 5: Solve for x
    x = 3,087,467,184.67/63,763.58
  6. Step 6: Final answer
    x = 48,420.55

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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.