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Finding the Fourth Proportional to 191,711.93, 264,563.35 and 110,033.55

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Solution

The fourth proportional to 191,711.93, 264,563.35 and 110,033.55 is: 151,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,711.93 : 264,563.35 = 110,033.55 : x
  2. Step 2: Convert to fraction form
    191,711.93/264,563.35 = 110,033.55/x
  3. Step 3: Cross multiply
    191,711.93x = 264,563.35 × 110,033.55
  4. Step 4: Simplify right side
    191,711.93x = 29,110,844,325.31
  5. Step 5: Solve for x
    x = 29,110,844,325.31/191,711.93
  6. Step 6: Final answer
    x = 151,846.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.