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Finding the Fourth Proportional to 110,892.83, 166,353.05 and 43,416.14

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Solution

The fourth proportional to 110,892.83, 166,353.05 and 43,416.14 is: 65,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,892.83 : 166,353.05 = 43,416.14 : x
  2. Step 2: Convert to fraction form
    110,892.83/166,353.05 = 43,416.14/x
  3. Step 3: Cross multiply
    110,892.83x = 166,353.05 × 43,416.14
  4. Step 4: Simplify right side
    110,892.83x = 7,222,406,585.00
  5. Step 5: Solve for x
    x = 7,222,406,585.00/110,892.83
  6. Step 6: Final answer
    x = 65,129.61

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1.5x scale

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.