Home / 117,227.25-175,440.74-74,511.02

Finding the Fourth Proportional to 117,227.25, 175,440.74 and 74,511.02

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Solution

The fourth proportional to 117,227.25, 175,440.74 and 74,511.02 is: 111,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,227.25 : 175,440.74 = 74,511.02 : x
  2. Step 2: Convert to fraction form
    117,227.25/175,440.74 = 74,511.02/x
  3. Step 3: Cross multiply
    117,227.25x = 175,440.74 × 74,511.02
  4. Step 4: Simplify right side
    117,227.25x = 13,072,268,553.00
  5. Step 5: Solve for x
    x = 13,072,268,553.00/117,227.25
  6. Step 6: Final answer
    x = 111,512.20

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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.