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Finding the Fourth Proportional to 182,822.80, 274,104.60 and 70,459.60

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Solution

The fourth proportional to 182,822.80, 274,104.60 and 70,459.60 is: 105,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,822.80 : 274,104.60 = 70,459.60 : x
  2. Step 2: Convert to fraction form
    182,822.80/274,104.60 = 70,459.60/x
  3. Step 3: Cross multiply
    182,822.80x = 274,104.60 × 70,459.60
  4. Step 4: Simplify right side
    182,822.80x = 19,313,300,474.16
  5. Step 5: Solve for x
    x = 19,313,300,474.16/182,822.80
  6. Step 6: Final answer
    x = 105,639.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.