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Finding the Fourth Proportional to 58,874.19, 81,217.83 and 34,983.96

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Solution

The fourth proportional to 58,874.19, 81,217.83 and 34,983.96 is: 48,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,874.19 : 81,217.83 = 34,983.96 : x
  2. Step 2: Convert to fraction form
    58,874.19/81,217.83 = 34,983.96/x
  3. Step 3: Cross multiply
    58,874.19x = 81,217.83 × 34,983.96
  4. Step 4: Simplify right side
    58,874.19x = 2,841,321,316.01
  5. Step 5: Solve for x
    x = 2,841,321,316.01/58,874.19
  6. Step 6: Final answer
    x = 48,260.90

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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.