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Finding the Fourth Proportional to 160,237.80, 240,361.61 and 55,055.25

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Solution

The fourth proportional to 160,237.80, 240,361.61 and 55,055.25 is: 82,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,237.80 : 240,361.61 = 55,055.25 : x
  2. Step 2: Convert to fraction form
    160,237.80/240,361.61 = 55,055.25/x
  3. Step 3: Cross multiply
    160,237.80x = 240,361.61 × 55,055.25
  4. Step 4: Simplify right side
    160,237.80x = 13,233,168,253.68
  5. Step 5: Solve for x
    x = 13,233,168,253.68/160,237.80
  6. Step 6: Final answer
    x = 82,584.56

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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.