Home / 140,234.60-193,586.28-109,119.44

Finding the Fourth Proportional to 140,234.60, 193,586.28 and 109,119.44

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Solution

The fourth proportional to 140,234.60, 193,586.28 and 109,119.44 is: 150,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,234.60 : 193,586.28 = 109,119.44 : x
  2. Step 2: Convert to fraction form
    140,234.60/193,586.28 = 109,119.44/x
  3. Step 3: Cross multiply
    140,234.60x = 193,586.28 × 109,119.44
  4. Step 4: Simplify right side
    140,234.60x = 21,124,026,465.28
  5. Step 5: Solve for x
    x = 21,124,026,465.28/140,234.60
  6. Step 6: Final answer
    x = 150,633.48

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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.