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Finding the Fourth Proportional to 58,961.25, 81,365.31 and 32,104.22

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Solution

The fourth proportional to 58,961.25, 81,365.31 and 32,104.22 is: 44,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961.25 : 81,365.31 = 32,104.22 : x
  2. Step 2: Convert to fraction form
    58,961.25/81,365.31 = 32,104.22/x
  3. Step 3: Cross multiply
    58,961.25x = 81,365.31 × 32,104.22
  4. Step 4: Simplify right side
    58,961.25x = 2,612,169,405.78
  5. Step 5: Solve for x
    x = 2,612,169,405.78/58,961.25
  6. Step 6: Final answer
    x = 44,303.16

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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.