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Finding the Fourth Proportional to 63,562.21, 95,343.99 and 19,189.33

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Solution

The fourth proportional to 63,562.21, 95,343.99 and 19,189.33 is: 28,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,562.21 : 95,343.99 = 19,189.33 : x
  2. Step 2: Convert to fraction form
    63,562.21/95,343.99 = 19,189.33/x
  3. Step 3: Cross multiply
    63,562.21x = 95,343.99 × 19,189.33
  4. Step 4: Simplify right side
    63,562.21x = 1,829,587,287.63
  5. Step 5: Solve for x
    x = 1,829,587,287.63/63,562.21
  6. Step 6: Final answer
    x = 28,784.20

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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.