Home / 175,382.75-242,051.89-98,917.54

Finding the Fourth Proportional to 175,382.75, 242,051.89 and 98,917.54

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Solution

The fourth proportional to 175,382.75, 242,051.89 and 98,917.54 is: 136,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,382.75 : 242,051.89 = 98,917.54 : x
  2. Step 2: Convert to fraction form
    175,382.75/242,051.89 = 98,917.54/x
  3. Step 3: Cross multiply
    175,382.75x = 242,051.89 × 98,917.54
  4. Step 4: Simplify right side
    175,382.75x = 23,943,177,511.15
  5. Step 5: Solve for x
    x = 23,943,177,511.15/175,382.75
  6. Step 6: Final answer
    x = 136,519.57

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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.