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Finding the Fourth Proportional to 173,951.11, 261,025.08 and 74,100.88

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Solution

The fourth proportional to 173,951.11, 261,025.08 and 74,100.88 is: 111,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,951.11 : 261,025.08 = 74,100.88 : x
  2. Step 2: Convert to fraction form
    173,951.11/261,025.08 = 74,100.88/x
  3. Step 3: Cross multiply
    173,951.11x = 261,025.08 × 74,100.88
  4. Step 4: Simplify right side
    173,951.11x = 19,342,188,130.07
  5. Step 5: Solve for x
    x = 19,342,188,130.07/173,951.11
  6. Step 6: Final answer
    x = 111,193.24

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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.