Home / 206,841.72-285,426.18-116,212.77

Finding the Fourth Proportional to 206,841.72, 285,426.18 and 116,212.77

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Solution

The fourth proportional to 206,841.72, 285,426.18 and 116,212.77 is: 160,364.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,841.72 : 285,426.18 = 116,212.77 : x
  2. Step 2: Convert to fraction form
    206,841.72/285,426.18 = 116,212.77/x
  3. Step 3: Cross multiply
    206,841.72x = 285,426.18 × 116,212.77
  4. Step 4: Simplify right side
    206,841.72x = 33,170,167,008.32
  5. Step 5: Solve for x
    x = 33,170,167,008.32/206,841.72
  6. Step 6: Final answer
    x = 160,364.97

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1.5x scale

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.