Home / 206,874.06-285,466.04-116,209.50

Finding the Fourth Proportional to 206,874.06, 285,466.04 and 116,209.50

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Solution

The fourth proportional to 206,874.06, 285,466.04 and 116,209.50 is: 160,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,874.06 : 285,466.04 = 116,209.50 : x
  2. Step 2: Convert to fraction form
    206,874.06/285,466.04 = 116,209.50/x
  3. Step 3: Cross multiply
    206,874.06x = 285,466.04 × 116,209.50
  4. Step 4: Simplify right side
    206,874.06x = 33,173,865,775.38
  5. Step 5: Solve for x
    x = 33,173,865,775.38/206,874.06
  6. Step 6: Final answer
    x = 160,357.78

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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.