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Finding the Fourth Proportional to 59,242.60, 81,755.76 and 35,371.36

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Solution

The fourth proportional to 59,242.60, 81,755.76 and 35,371.36 is: 48,813.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,242.60 : 81,755.76 = 35,371.36 : x
  2. Step 2: Convert to fraction form
    59,242.60/81,755.76 = 35,371.36/x
  3. Step 3: Cross multiply
    59,242.60x = 81,755.76 × 35,371.36
  4. Step 4: Simplify right side
    59,242.60x = 2,891,812,419.03
  5. Step 5: Solve for x
    x = 2,891,812,419.03/59,242.60
  6. Step 6: Final answer
    x = 48,813.06

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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.