Home / 140,404.64-193,793.21-80,011.10

Finding the Fourth Proportional to 140,404.64, 193,793.21 and 80,011.10

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Solution

The fourth proportional to 140,404.64, 193,793.21 and 80,011.10 is: 110,435.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,404.64 : 193,793.21 = 80,011.10 : x
  2. Step 2: Convert to fraction form
    140,404.64/193,793.21 = 80,011.10/x
  3. Step 3: Cross multiply
    140,404.64x = 193,793.21 × 80,011.10
  4. Step 4: Simplify right side
    140,404.64x = 15,505,608,589.14
  5. Step 5: Solve for x
    x = 15,505,608,589.14/140,404.64
  6. Step 6: Final answer
    x = 110,435.16

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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.