Home / 140,847.12-211,278.38-35,667

Finding the Fourth Proportional to 140,847.12, 211,278.38 and 35,667

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Solution

The fourth proportional to 140,847.12, 211,278.38 and 35,667 is: 53,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,847.12 : 211,278.38 = 35,667 : x
  2. Step 2: Convert to fraction form
    140,847.12/211,278.38 = 35,667/x
  3. Step 3: Cross multiply
    140,847.12x = 211,278.38 × 35,667
  4. Step 4: Simplify right side
    140,847.12x = 7,535,665,801.13
  5. Step 5: Solve for x
    x = 7,535,665,801.13/140,847.12
  6. Step 6: Final answer
    x = 53,502.45

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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.