Home / 199,190.47-274,761.97-118,564.15

Finding the Fourth Proportional to 199,190.47, 274,761.97 and 118,564.15

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Solution

The fourth proportional to 199,190.47, 274,761.97 and 118,564.15 is: 163,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,190.47 : 274,761.97 = 118,564.15 : x
  2. Step 2: Convert to fraction form
    199,190.47/274,761.97 = 118,564.15/x
  3. Step 3: Cross multiply
    199,190.47x = 274,761.97 × 118,564.15
  4. Step 4: Simplify right side
    199,190.47x = 32,576,919,425.38
  5. Step 5: Solve for x
    x = 32,576,919,425.38/199,190.47
  6. Step 6: Final answer
    x = 163,546.58

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1.5x scale

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.