Home / 206,723.04-285,260.28-125,081.70

Finding the Fourth Proportional to 206,723.04, 285,260.28 and 125,081.70

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Solution

The fourth proportional to 206,723.04, 285,260.28 and 125,081.70 is: 172,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,723.04 : 285,260.28 = 125,081.70 : x
  2. Step 2: Convert to fraction form
    206,723.04/285,260.28 = 125,081.70/x
  3. Step 3: Cross multiply
    206,723.04x = 285,260.28 × 125,081.70
  4. Step 4: Simplify right side
    206,723.04x = 35,680,840,764.88
  5. Step 5: Solve for x
    x = 35,680,840,764.88/206,723.04
  6. Step 6: Final answer
    x = 172,602.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.