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Finding the Fourth Proportional to 110,992.58, 153,198.24 and 68,526.74

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Solution

The fourth proportional to 110,992.58, 153,198.24 and 68,526.74 is: 94,584.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,992.58 : 153,198.24 = 68,526.74 : x
  2. Step 2: Convert to fraction form
    110,992.58/153,198.24 = 68,526.74/x
  3. Step 3: Cross multiply
    110,992.58x = 153,198.24 × 68,526.74
  4. Step 4: Simplify right side
    110,992.58x = 10,498,175,960.94
  5. Step 5: Solve for x
    x = 10,498,175,960.94/110,992.58
  6. Step 6: Final answer
    x = 94,584.48

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1.5x scale

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.