Home / 206,498.35-309,345.01-116,265.25

Finding the Fourth Proportional to 206,498.35, 309,345.01 and 116,265.25

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Solution

The fourth proportional to 206,498.35, 309,345.01 and 116,265.25 is: 174,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,498.35 : 309,345.01 = 116,265.25 : x
  2. Step 2: Convert to fraction form
    206,498.35/309,345.01 = 116,265.25/x
  3. Step 3: Cross multiply
    206,498.35x = 309,345.01 × 116,265.25
  4. Step 4: Simplify right side
    206,498.35x = 35,966,074,923.90
  5. Step 5: Solve for x
    x = 35,966,074,923.90/206,498.35
  6. Step 6: Final answer
    x = 174,171.25

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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.