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Finding the Fourth Proportional to 58,832.50, 81,188.97 and 32,336.50

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Solution

The fourth proportional to 58,832.50, 81,188.97 and 32,336.50 is: 44,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,832.50 : 81,188.97 = 32,336.50 : x
  2. Step 2: Convert to fraction form
    58,832.50/81,188.97 = 32,336.50/x
  3. Step 3: Cross multiply
    58,832.50x = 81,188.97 × 32,336.50
  4. Step 4: Simplify right side
    58,832.50x = 2,625,367,128.41
  5. Step 5: Solve for x
    x = 2,625,367,128.41/58,832.50
  6. Step 6: Final answer
    x = 44,624.44

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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.