Home / 62,687.58-94,033.20-18,309.72

Finding the Fourth Proportional to 62,687.58, 94,033.20 and 18,309.72

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Solution

The fourth proportional to 62,687.58, 94,033.20 and 18,309.72 is: 27,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,687.58 : 94,033.20 = 18,309.72 : x
  2. Step 2: Convert to fraction form
    62,687.58/94,033.20 = 18,309.72/x
  3. Step 3: Cross multiply
    62,687.58x = 94,033.20 × 18,309.72
  4. Step 4: Simplify right side
    62,687.58x = 1,721,721,562.70
  5. Step 5: Solve for x
    x = 1,721,721,562.70/62,687.58
  6. Step 6: Final answer
    x = 27,465.11

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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.