Home / 282,371.66-423,433.14-132,654.50

Finding the Fourth Proportional to 282,371.66, 423,433.14 and 132,654.50

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Solution

The fourth proportional to 282,371.66, 423,433.14 and 132,654.50 is: 198,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,371.66 : 423,433.14 = 132,654.50 : x
  2. Step 2: Convert to fraction form
    282,371.66/423,433.14 = 132,654.50/x
  3. Step 3: Cross multiply
    282,371.66x = 423,433.14 × 132,654.50
  4. Step 4: Simplify right side
    282,371.66x = 56,170,309,352.96
  5. Step 5: Solve for x
    x = 56,170,309,352.96/282,371.66
  6. Step 6: Final answer
    x = 198,923.33

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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.