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Finding the Fourth Proportional to 58,910.80, 81,297.72 and 32,054.08

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Solution

The fourth proportional to 58,910.80, 81,297.72 and 32,054.08 is: 44,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,910.80 : 81,297.72 = 32,054.08 : x
  2. Step 2: Convert to fraction form
    58,910.80/81,297.72 = 32,054.08/x
  3. Step 3: Cross multiply
    58,910.80x = 81,297.72 × 32,054.08
  4. Step 4: Simplify right side
    58,910.80x = 2,605,923,620.70
  5. Step 5: Solve for x
    x = 2,605,923,620.70/58,910.80
  6. Step 6: Final answer
    x = 44,235.07

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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.