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Finding the Fourth Proportional to 63,441.96, 87,548.91 and 34,761.39

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Solution

The fourth proportional to 63,441.96, 87,548.91 and 34,761.39 is: 47,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,441.96 : 87,548.91 = 34,761.39 : x
  2. Step 2: Convert to fraction form
    63,441.96/87,548.91 = 34,761.39/x
  3. Step 3: Cross multiply
    63,441.96x = 87,548.91 × 34,761.39
  4. Step 4: Simplify right side
    63,441.96x = 3,043,321,804.58
  5. Step 5: Solve for x
    x = 3,043,321,804.58/63,441.96
  6. Step 6: Final answer
    x = 47,970.17

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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.