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Finding the Fourth Proportional to 160,860.75, 241,307.54 and 55,679.42

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Solution

The fourth proportional to 160,860.75, 241,307.54 and 55,679.42 is: 83,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,860.75 : 241,307.54 = 55,679.42 : x
  2. Step 2: Convert to fraction form
    160,860.75/241,307.54 = 55,679.42/x
  3. Step 3: Cross multiply
    160,860.75x = 241,307.54 × 55,679.42
  4. Step 4: Simplify right side
    160,860.75x = 13,435,862,383.89
  5. Step 5: Solve for x
    x = 13,435,862,383.89/160,860.75
  6. Step 6: Final answer
    x = 83,524.80

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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.