Home / 179,093.58-247,121.73-103,627.50

Finding the Fourth Proportional to 179,093.58, 247,121.73 and 103,627.50

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Solution

The fourth proportional to 179,093.58, 247,121.73 and 103,627.50 is: 142,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,093.58 : 247,121.73 = 103,627.50 : x
  2. Step 2: Convert to fraction form
    179,093.58/247,121.73 = 103,627.50/x
  3. Step 3: Cross multiply
    179,093.58x = 247,121.73 × 103,627.50
  4. Step 4: Simplify right side
    179,093.58x = 25,608,607,075.58
  5. Step 5: Solve for x
    x = 25,608,607,075.58/179,093.58
  6. Step 6: Final answer
    x = 142,990.09

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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.