Home / 165,229.52-247,458.36-120,745.04

Finding the Fourth Proportional to 165,229.52, 247,458.36 and 120,745.04

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Solution

The fourth proportional to 165,229.52, 247,458.36 and 120,745.04 is: 180,835.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,229.52 : 247,458.36 = 120,745.04 : x
  2. Step 2: Convert to fraction form
    165,229.52/247,458.36 = 120,745.04/x
  3. Step 3: Cross multiply
    165,229.52x = 247,458.36 × 120,745.04
  4. Step 4: Simplify right side
    165,229.52x = 29,879,369,576.53
  5. Step 5: Solve for x
    x = 29,879,369,576.53/165,229.52
  6. Step 6: Final answer
    x = 180,835.54

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1.5x scale

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.