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Finding the Fourth Proportional to 191,616.37, 264,438.75 and 106,733.41

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Solution

The fourth proportional to 191,616.37, 264,438.75 and 106,733.41 is: 147,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,616.37 : 264,438.75 = 106,733.41 : x
  2. Step 2: Convert to fraction form
    191,616.37/264,438.75 = 106,733.41/x
  3. Step 3: Cross multiply
    191,616.37x = 264,438.75 × 106,733.41
  4. Step 4: Simplify right side
    191,616.37x = 28,224,449,523.64
  5. Step 5: Solve for x
    x = 28,224,449,523.64/191,616.37
  6. Step 6: Final answer
    x = 147,296.65

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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.