Home / 441,118.81-661,764.03-141,576.36

Finding the Fourth Proportional to 441,118.81, 661,764.03 and 141,576.36

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Solution

The fourth proportional to 441,118.81, 661,764.03 and 141,576.36 is: 212,392.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,118.81 : 661,764.03 = 141,576.36 : x
  2. Step 2: Convert to fraction form
    441,118.81/661,764.03 = 141,576.36/x
  3. Step 3: Cross multiply
    441,118.81x = 661,764.03 × 141,576.36
  4. Step 4: Simplify right side
    441,118.81x = 93,690,139,533.80
  5. Step 5: Solve for x
    x = 93,690,139,533.80/441,118.81
  6. Step 6: Final answer
    x = 212,392.07

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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.