Home / 195,575.60-269,885.04-120,109.52

Finding the Fourth Proportional to 195,575.60, 269,885.04 and 120,109.52

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Solution

The fourth proportional to 195,575.60, 269,885.04 and 120,109.52 is: 165,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,575.60 : 269,885.04 = 120,109.52 : x
  2. Step 2: Convert to fraction form
    195,575.60/269,885.04 = 120,109.52/x
  3. Step 3: Cross multiply
    195,575.60x = 269,885.04 × 120,109.52
  4. Step 4: Simplify right side
    195,575.60x = 32,415,762,609.58
  5. Step 5: Solve for x
    x = 32,415,762,609.58/195,575.60
  6. Step 6: Final answer
    x = 165,745.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.