Home / 144,660.38-216,988.54-141,086.66

Finding the Fourth Proportional to 144,660.38, 216,988.54 and 141,086.66

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Solution

The fourth proportional to 144,660.38, 216,988.54 and 141,086.66 is: 211,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,660.38 : 216,988.54 = 141,086.66 : x
  2. Step 2: Convert to fraction form
    144,660.38/216,988.54 = 141,086.66/x
  3. Step 3: Cross multiply
    144,660.38x = 216,988.54 × 141,086.66
  4. Step 4: Simplify right side
    144,660.38x = 30,614,188,366.88
  5. Step 5: Solve for x
    x = 30,614,188,366.88/144,660.38
  6. Step 6: Final answer
    x = 211,628.01

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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.