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Finding the Fourth Proportional to 110,964.60, 166,419.90 and 32,070.60

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Solution

The fourth proportional to 110,964.60, 166,419.90 and 32,070.60 is: 48,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,964.60 : 166,419.90 = 32,070.60 : x
  2. Step 2: Convert to fraction form
    110,964.60/166,419.90 = 32,070.60/x
  3. Step 3: Cross multiply
    110,964.60x = 166,419.90 × 32,070.60
  4. Step 4: Simplify right side
    110,964.60x = 5,337,186,044.94
  5. Step 5: Solve for x
    x = 5,337,186,044.94/110,964.60
  6. Step 6: Final answer
    x = 48,098.10

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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.