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Finding the Fourth Proportional to 110,181, 152,049.78 and 59,880

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Solution

The fourth proportional to 110,181, 152,049.78 and 59,880 is: 82,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,181 : 152,049.78 = 59,880 : x
  2. Step 2: Convert to fraction form
    110,181/152,049.78 = 59,880/x
  3. Step 3: Cross multiply
    110,181x = 152,049.78 × 59,880
  4. Step 4: Simplify right side
    110,181x = 9,104,740,826.40
  5. Step 5: Solve for x
    x = 9,104,740,826.40/110,181
  6. Step 6: Final answer
    x = 82,634.40

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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.