Home / 204,116.40-306,135.72-98,887.92

Finding the Fourth Proportional to 204,116.40, 306,135.72 and 98,887.92

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Solution

The fourth proportional to 204,116.40, 306,135.72 and 98,887.92 is: 148,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,116.40 : 306,135.72 = 98,887.92 : x
  2. Step 2: Convert to fraction form
    204,116.40/306,135.72 = 98,887.92/x
  3. Step 3: Cross multiply
    204,116.40x = 306,135.72 × 98,887.92
  4. Step 4: Simplify right side
    204,116.40x = 30,273,124,588.50
  5. Step 5: Solve for x
    x = 30,273,124,588.50/204,116.40
  6. Step 6: Final answer
    x = 148,313.04

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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.