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Finding the Fourth Proportional to 29,659,939.60, 44,489,909.40 and 23,289,840.40

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Solution

The fourth proportional to 29,659,939.60, 44,489,909.40 and 23,289,840.40 is: 34,934,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659,939.60 : 44,489,909.40 = 23,289,840.40 : x
  2. Step 2: Convert to fraction form
    29,659,939.60/44,489,909.40 = 23,289,840.40/x
  3. Step 3: Cross multiply
    29,659,939.60x = 44,489,909.40 × 23,289,840.40
  4. Step 4: Simplify right side
    29,659,939.60x = 1,036,162,889,336,459.62
  5. Step 5: Solve for x
    x = 1,036,162,889,336,459.62/29,659,939.60
  6. Step 6: Final answer
    x = 34,934,760.60

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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.