Home / 179,839.44-248,160.72-99,261.78

Finding the Fourth Proportional to 179,839.44, 248,160.72 and 99,261.78

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Solution

The fourth proportional to 179,839.44, 248,160.72 and 99,261.78 is: 136,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,839.44 : 248,160.72 = 99,261.78 : x
  2. Step 2: Convert to fraction form
    179,839.44/248,160.72 = 99,261.78/x
  3. Step 3: Cross multiply
    179,839.44x = 248,160.72 × 99,261.78
  4. Step 4: Simplify right side
    179,839.44x = 24,632,874,793.28
  5. Step 5: Solve for x
    x = 24,632,874,793.28/179,839.44
  6. Step 6: Final answer
    x = 136,971.48

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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.