Home / 204,275.03-306,414.08-71,155.07

Finding the Fourth Proportional to 204,275.03, 306,414.08 and 71,155.07

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Solution

The fourth proportional to 204,275.03, 306,414.08 and 71,155.07 is: 106,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,275.03 : 306,414.08 = 71,155.07 : x
  2. Step 2: Convert to fraction form
    204,275.03/306,414.08 = 71,155.07/x
  3. Step 3: Cross multiply
    204,275.03x = 306,414.08 × 71,155.07
  4. Step 4: Simplify right side
    204,275.03x = 21,802,915,170.26
  5. Step 5: Solve for x
    x = 21,802,915,170.26/204,275.03
  6. Step 6: Final answer
    x = 106,733.14

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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.