Home / 123,806.43-170,470.32-96,692.04

Finding the Fourth Proportional to 123,806.43, 170,470.32 and 96,692.04

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Solution

The fourth proportional to 123,806.43, 170,470.32 and 96,692.04 is: 133,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,806.43 : 170,470.32 = 96,692.04 : x
  2. Step 2: Convert to fraction form
    123,806.43/170,470.32 = 96,692.04/x
  3. Step 3: Cross multiply
    123,806.43x = 170,470.32 × 96,692.04
  4. Step 4: Simplify right side
    123,806.43x = 16,483,122,637.66
  5. Step 5: Solve for x
    x = 16,483,122,637.66/123,806.43
  6. Step 6: Final answer
    x = 133,136.24

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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.