Home / 204,588.60-306,502.74-111,172.92

Finding the Fourth Proportional to 204,588.60, 306,502.74 and 111,172.92

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Solution

The fourth proportional to 204,588.60, 306,502.74 and 111,172.92 is: 166,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,588.60 : 306,502.74 = 111,172.92 : x
  2. Step 2: Convert to fraction form
    204,588.60/306,502.74 = 111,172.92/x
  3. Step 3: Cross multiply
    204,588.60x = 306,502.74 × 111,172.92
  4. Step 4: Simplify right side
    204,588.60x = 34,074,804,593.80
  5. Step 5: Solve for x
    x = 34,074,804,593.80/204,588.60
  6. Step 6: Final answer
    x = 166,552.80

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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.