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Finding the Fourth Proportional to 192,459, 265,591.80 and 110,803.24

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Solution

The fourth proportional to 192,459, 265,591.80 and 110,803.24 is: 152,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,459 : 265,591.80 = 110,803.24 : x
  2. Step 2: Convert to fraction form
    192,459/265,591.80 = 110,803.24/x
  3. Step 3: Cross multiply
    192,459x = 265,591.80 × 110,803.24
  4. Step 4: Simplify right side
    192,459x = 29,428,431,957.43
  5. Step 5: Solve for x
    x = 29,428,431,957.43/192,459
  6. Step 6: Final answer
    x = 152,907.54

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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.