Home / 175,481.19-242,164.08-99,016.49

Finding the Fourth Proportional to 175,481.19, 242,164.08 and 99,016.49

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Solution

The fourth proportional to 175,481.19, 242,164.08 and 99,016.49 is: 136,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,481.19 : 242,164.08 = 99,016.49 : x
  2. Step 2: Convert to fraction form
    175,481.19/242,164.08 = 99,016.49/x
  3. Step 3: Cross multiply
    175,481.19x = 242,164.08 × 99,016.49
  4. Step 4: Simplify right side
    175,481.19x = 23,978,237,811.09
  5. Step 5: Solve for x
    x = 23,978,237,811.09/175,481.19
  6. Step 6: Final answer
    x = 136,642.78

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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.