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Finding the Fourth Proportional to 110,520, 152,517.62 and 60,219

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Solution

The fourth proportional to 110,520, 152,517.62 and 60,219 is: 83,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,520 : 152,517.62 = 60,219 : x
  2. Step 2: Convert to fraction form
    110,520/152,517.62 = 60,219/x
  3. Step 3: Cross multiply
    110,520x = 152,517.62 × 60,219
  4. Step 4: Simplify right side
    110,520x = 9,184,458,709.33
  5. Step 5: Solve for x
    x = 9,184,458,709.33/110,520
  6. Step 6: Final answer
    x = 83,102.23

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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.