Home / 206,926.53-285,564.30-116,290.76

Finding the Fourth Proportional to 206,926.53, 285,564.30 and 116,290.76

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Solution

The fourth proportional to 206,926.53, 285,564.30 and 116,290.76 is: 160,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,926.53 : 285,564.30 = 116,290.76 : x
  2. Step 2: Convert to fraction form
    206,926.53/285,564.30 = 116,290.76/x
  3. Step 3: Cross multiply
    206,926.53x = 285,564.30 × 116,290.76
  4. Step 4: Simplify right side
    206,926.53x = 33,208,487,611.96
  5. Step 5: Solve for x
    x = 33,208,487,611.96/206,926.53
  6. Step 6: Final answer
    x = 160,484.44

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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.