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Finding the Fourth Proportional to 235,745.88, 353,489.57 and 93,447

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Solution

The fourth proportional to 235,745.88, 353,489.57 and 93,447 is: 140,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,745.88 : 353,489.57 = 93,447 : x
  2. Step 2: Convert to fraction form
    235,745.88/353,489.57 = 93,447/x
  3. Step 3: Cross multiply
    235,745.88x = 353,489.57 × 93,447
  4. Step 4: Simplify right side
    235,745.88x = 33,032,539,730.98
  5. Step 5: Solve for x
    x = 33,032,539,730.98/235,745.88
  6. Step 6: Final answer
    x = 140,119.27

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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.