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Finding the Fourth Proportional to 58,371.84, 80,553.51 and 33,221.34

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Solution

The fourth proportional to 58,371.84, 80,553.51 and 33,221.34 is: 45,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,371.84 : 80,553.51 = 33,221.34 : x
  2. Step 2: Convert to fraction form
    58,371.84/80,553.51 = 33,221.34/x
  3. Step 3: Cross multiply
    58,371.84x = 80,553.51 × 33,221.34
  4. Step 4: Simplify right side
    58,371.84x = 2,676,095,543.90
  5. Step 5: Solve for x
    x = 2,676,095,543.90/58,371.84
  6. Step 6: Final answer
    x = 45,845.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.