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Finding the Fourth Proportional to 110,464.80, 152,443.16 and 60,163.76

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Solution

The fourth proportional to 110,464.80, 152,443.16 and 60,163.76 is: 83,026.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,464.80 : 152,443.16 = 60,163.76 : x
  2. Step 2: Convert to fraction form
    110,464.80/152,443.16 = 60,163.76/x
  3. Step 3: Cross multiply
    110,464.80x = 152,443.16 × 60,163.76
  4. Step 4: Simplify right side
    110,464.80x = 9,171,553,691.88
  5. Step 5: Solve for x
    x = 9,171,553,691.88/110,464.80
  6. Step 6: Final answer
    x = 83,026.93

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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.