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Finding the Fourth Proportional to 63,482.50, 87,625.11 and 36,642.52

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Solution

The fourth proportional to 63,482.50, 87,625.11 and 36,642.52 is: 50,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,482.50 : 87,625.11 = 36,642.52 : x
  2. Step 2: Convert to fraction form
    63,482.50/87,625.11 = 36,642.52/x
  3. Step 3: Cross multiply
    63,482.50x = 87,625.11 × 36,642.52
  4. Step 4: Simplify right side
    63,482.50x = 3,210,804,845.68
  5. Step 5: Solve for x
    x = 3,210,804,845.68/63,482.50
  6. Step 6: Final answer
    x = 50,577.79

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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.