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Finding the Fourth Proportional to 52,978.02, 73,054.68 and 36,863.59

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Solution

The fourth proportional to 52,978.02, 73,054.68 and 36,863.59 is: 50,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,978.02 : 73,054.68 = 36,863.59 : x
  2. Step 2: Convert to fraction form
    52,978.02/73,054.68 = 36,863.59/x
  3. Step 3: Cross multiply
    52,978.02x = 73,054.68 × 36,863.59
  4. Step 4: Simplify right side
    52,978.02x = 2,693,058,206.44
  5. Step 5: Solve for x
    x = 2,693,058,206.44/52,978.02
  6. Step 6: Final answer
    x = 50,833.50

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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.