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Finding the Fourth Proportional to 58,761.62, 81,091.98 and 33,267.32

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Solution

The fourth proportional to 58,761.62, 81,091.98 and 33,267.32 is: 45,909.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.62 : 81,091.98 = 33,267.32 : x
  2. Step 2: Convert to fraction form
    58,761.62/81,091.98 = 33,267.32/x
  3. Step 3: Cross multiply
    58,761.62x = 81,091.98 × 33,267.32
  4. Step 4: Simplify right side
    58,761.62x = 2,697,712,442.63
  5. Step 5: Solve for x
    x = 2,697,712,442.63/58,761.62
  6. Step 6: Final answer
    x = 45,909.43

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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.