Home / 179,845.78-248,185.95-98,173.70

Finding the Fourth Proportional to 179,845.78, 248,185.95 and 98,173.70

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Solution

The fourth proportional to 179,845.78, 248,185.95 and 98,173.70 is: 135,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,845.78 : 248,185.95 = 98,173.70 : x
  2. Step 2: Convert to fraction form
    179,845.78/248,185.95 = 98,173.70/x
  3. Step 3: Cross multiply
    179,845.78x = 248,185.95 × 98,173.70
  4. Step 4: Simplify right side
    179,845.78x = 24,365,332,999.52
  5. Step 5: Solve for x
    x = 24,365,332,999.52/179,845.78
  6. Step 6: Final answer
    x = 135,479.04

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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.