Home / 144,940.20-217,410.30-94,201.80

Finding the Fourth Proportional to 144,940.20, 217,410.30 and 94,201.80

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Solution

The fourth proportional to 144,940.20, 217,410.30 and 94,201.80 is: 141,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,940.20 : 217,410.30 = 94,201.80 : x
  2. Step 2: Convert to fraction form
    144,940.20/217,410.30 = 94,201.80/x
  3. Step 3: Cross multiply
    144,940.20x = 217,410.30 × 94,201.80
  4. Step 4: Simplify right side
    144,940.20x = 20,480,441,598.54
  5. Step 5: Solve for x
    x = 20,480,441,598.54/144,940.20
  6. Step 6: Final answer
    x = 141,302.70

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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.