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Finding the Fourth Proportional to 63,653.48, 95,480.48 and 21,533.88

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Solution

The fourth proportional to 63,653.48, 95,480.48 and 21,533.88 is: 32,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,653.48 : 95,480.48 = 21,533.88 : x
  2. Step 2: Convert to fraction form
    63,653.48/95,480.48 = 21,533.88/x
  3. Step 3: Cross multiply
    63,653.48x = 95,480.48 × 21,533.88
  4. Step 4: Simplify right side
    63,653.48x = 2,056,065,198.66
  5. Step 5: Solve for x
    x = 2,056,065,198.66/63,653.48
  6. Step 6: Final answer
    x = 32,300.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.