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Finding the Fourth Proportional to 73,400.10, 110,100.15 and 63,558.60

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Solution

The fourth proportional to 73,400.10, 110,100.15 and 63,558.60 is: 95,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,400.10 : 110,100.15 = 63,558.60 : x
  2. Step 2: Convert to fraction form
    73,400.10/110,100.15 = 63,558.60/x
  3. Step 3: Cross multiply
    73,400.10x = 110,100.15 × 63,558.60
  4. Step 4: Simplify right side
    73,400.10x = 6,997,811,393.79
  5. Step 5: Solve for x
    x = 6,997,811,393.79/73,400.10
  6. Step 6: Final answer
    x = 95,337.90

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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.