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Finding the Fourth Proportional to 110,980.60, 166,495.84 and 32,100.98

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Solution

The fourth proportional to 110,980.60, 166,495.84 and 32,100.98 is: 48,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,980.60 : 166,495.84 = 32,100.98 : x
  2. Step 2: Convert to fraction form
    110,980.60/166,495.84 = 32,100.98/x
  3. Step 3: Cross multiply
    110,980.60x = 166,495.84 × 32,100.98
  4. Step 4: Simplify right side
    110,980.60x = 5,344,678,717.19
  5. Step 5: Solve for x
    x = 5,344,678,717.19/110,980.60
  6. Step 6: Final answer
    x = 48,158.68

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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.