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Finding the Fourth Proportional to 110,670.75, 152,725.64 and 60,369.75

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Solution

The fourth proportional to 110,670.75, 152,725.64 and 60,369.75 is: 83,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,670.75 : 152,725.64 = 60,369.75 : x
  2. Step 2: Convert to fraction form
    110,670.75/152,725.64 = 60,369.75/x
  3. Step 3: Cross multiply
    110,670.75x = 152,725.64 × 60,369.75
  4. Step 4: Simplify right side
    110,670.75x = 9,220,008,403.54
  5. Step 5: Solve for x
    x = 9,220,008,403.54/110,670.75
  6. Step 6: Final answer
    x = 83,310.26

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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.