Home / 199,033.34-274,644.27-118,449.68

Finding the Fourth Proportional to 199,033.34, 274,644.27 and 118,449.68

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Solution

The fourth proportional to 199,033.34, 274,644.27 and 118,449.68 is: 163,447.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,033.34 : 274,644.27 = 118,449.68 : x
  2. Step 2: Convert to fraction form
    199,033.34/274,644.27 = 118,449.68/x
  3. Step 3: Cross multiply
    199,033.34x = 274,644.27 × 118,449.68
  4. Step 4: Simplify right side
    199,033.34x = 32,531,525,895.33
  5. Step 5: Solve for x
    x = 32,531,525,895.33/199,033.34
  6. Step 6: Final answer
    x = 163,447.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.