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Finding the Fourth Proportional to 160,791.16, 241,383.54 and 154,448.84

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Solution

The fourth proportional to 160,791.16, 241,383.54 and 154,448.84 is: 231,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,791.16 : 241,383.54 = 154,448.84 : x
  2. Step 2: Convert to fraction form
    160,791.16/241,383.54 = 154,448.84/x
  3. Step 3: Cross multiply
    160,791.16x = 241,383.54 × 154,448.84
  4. Step 4: Simplify right side
    160,791.16x = 37,281,407,748.09
  5. Step 5: Solve for x
    x = 37,281,407,748.09/160,791.16
  6. Step 6: Final answer
    x = 231,862.30

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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.