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Finding the Fourth Proportional to 58,563.77, 87,761.58 and 33,283.41

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Solution

The fourth proportional to 58,563.77, 87,761.58 and 33,283.41 is: 49,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,563.77 : 87,761.58 = 33,283.41 : x
  2. Step 2: Convert to fraction form
    58,563.77/87,761.58 = 33,283.41/x
  3. Step 3: Cross multiply
    58,563.77x = 87,761.58 × 33,283.41
  4. Step 4: Simplify right side
    58,563.77x = 2,921,004,649.39
  5. Step 5: Solve for x
    x = 2,921,004,649.39/58,563.77
  6. Step 6: Final answer
    x = 49,877.34

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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.