Home / 455,958.20-683,937.30-123,534.20

Finding the Fourth Proportional to 455,958.20, 683,937.30 and 123,534.20

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Solution

The fourth proportional to 455,958.20, 683,937.30 and 123,534.20 is: 185,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,958.20 : 683,937.30 = 123,534.20 : x
  2. Step 2: Convert to fraction form
    455,958.20/683,937.30 = 123,534.20/x
  3. Step 3: Cross multiply
    455,958.20x = 683,937.30 × 123,534.20
  4. Step 4: Simplify right side
    455,958.20x = 84,489,643,785.97
  5. Step 5: Solve for x
    x = 84,489,643,785.97/455,958.20
  6. Step 6: Final answer
    x = 185,301.29

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Similar ratio
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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.