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Finding the Fourth Proportional to 63,892.81, 95,832.56 and 28,354.75

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Solution

The fourth proportional to 63,892.81, 95,832.56 and 28,354.75 is: 42,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,892.81 : 95,832.56 = 28,354.75 : x
  2. Step 2: Convert to fraction form
    63,892.81/95,832.56 = 28,354.75/x
  3. Step 3: Cross multiply
    63,892.81x = 95,832.56 × 28,354.75
  4. Step 4: Simplify right side
    63,892.81x = 2,717,308,280.66
  5. Step 5: Solve for x
    x = 2,717,308,280.66/63,892.81
  6. Step 6: Final answer
    x = 42,529.17

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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.