Home / 102,086.36-153,136.83-27,206.11

Finding the Fourth Proportional to 102,086.36, 153,136.83 and 27,206.11

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Solution

The fourth proportional to 102,086.36, 153,136.83 and 27,206.11 is: 40,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,086.36 : 153,136.83 = 27,206.11 : x
  2. Step 2: Convert to fraction form
    102,086.36/153,136.83 = 27,206.11/x
  3. Step 3: Cross multiply
    102,086.36x = 153,136.83 × 27,206.11
  4. Step 4: Simplify right side
    102,086.36x = 4,166,257,582.44
  5. Step 5: Solve for x
    x = 4,166,257,582.44/102,086.36
  6. Step 6: Final answer
    x = 40,811.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.