Home / 206,051.10-309,121.04-63,893.50

Finding the Fourth Proportional to 206,051.10, 309,121.04 and 63,893.50

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Solution

The fourth proportional to 206,051.10, 309,121.04 and 63,893.50 is: 95,854.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,051.10 : 309,121.04 = 63,893.50 : x
  2. Step 2: Convert to fraction form
    206,051.10/309,121.04 = 63,893.50/x
  3. Step 3: Cross multiply
    206,051.10x = 309,121.04 × 63,893.50
  4. Step 4: Simplify right side
    206,051.10x = 19,750,825,169.24
  5. Step 5: Solve for x
    x = 19,750,825,169.24/206,051.10
  6. Step 6: Final answer
    x = 95,854.01

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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.