Home / 282,954.08-424,421.38-80,551.43

Finding the Fourth Proportional to 282,954.08, 424,421.38 and 80,551.43

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Solution

The fourth proportional to 282,954.08, 424,421.38 and 80,551.43 is: 120,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,954.08 : 424,421.38 = 80,551.43 : x
  2. Step 2: Convert to fraction form
    282,954.08/424,421.38 = 80,551.43/x
  3. Step 3: Cross multiply
    282,954.08x = 424,421.38 × 80,551.43
  4. Step 4: Simplify right side
    282,954.08x = 34,187,749,410.72
  5. Step 5: Solve for x
    x = 34,187,749,410.72/282,954.08
  6. Step 6: Final answer
    x = 120,824.37

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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.