Home / 205,984.23-309,020.42-63,826.35

Finding the Fourth Proportional to 205,984.23, 309,020.42 and 63,826.35

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Solution

The fourth proportional to 205,984.23, 309,020.42 and 63,826.35 is: 95,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,984.23 : 309,020.42 = 63,826.35 : x
  2. Step 2: Convert to fraction form
    205,984.23/309,020.42 = 63,826.35/x
  3. Step 3: Cross multiply
    205,984.23x = 309,020.42 × 63,826.35
  4. Step 4: Simplify right side
    205,984.23x = 19,723,645,643.63
  5. Step 5: Solve for x
    x = 19,723,645,643.63/205,984.23
  6. Step 6: Final answer
    x = 95,753.18

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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.