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Finding the Fourth Proportional to 183,744.40, 275,616.60 and 65,427.70

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Solution

The fourth proportional to 183,744.40, 275,616.60 and 65,427.70 is: 98,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,744.40 : 275,616.60 = 65,427.70 : x
  2. Step 2: Convert to fraction form
    183,744.40/275,616.60 = 65,427.70/x
  3. Step 3: Cross multiply
    183,744.40x = 275,616.60 × 65,427.70
  4. Step 4: Simplify right side
    183,744.40x = 18,032,960,219.82
  5. Step 5: Solve for x
    x = 18,032,960,219.82/183,744.40
  6. Step 6: Final answer
    x = 98,141.55

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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.