Home / 206,860.06-285,446.72-116,195.50

Finding the Fourth Proportional to 206,860.06, 285,446.72 and 116,195.50

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Solution

The fourth proportional to 206,860.06, 285,446.72 and 116,195.50 is: 160,338.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,860.06 : 285,446.72 = 116,195.50 : x
  2. Step 2: Convert to fraction form
    206,860.06/285,446.72 = 116,195.50/x
  3. Step 3: Cross multiply
    206,860.06x = 285,446.72 × 116,195.50
  4. Step 4: Simplify right side
    206,860.06x = 33,167,624,353.76
  5. Step 5: Solve for x
    x = 33,167,624,353.76/206,860.06
  6. Step 6: Final answer
    x = 160,338.46

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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.