Home / 179,837.82-248,132.70-115,277.58

Finding the Fourth Proportional to 179,837.82, 248,132.70 and 115,277.58

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Solution

The fourth proportional to 179,837.82, 248,132.70 and 115,277.58 is: 159,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,837.82 : 248,132.70 = 115,277.58 : x
  2. Step 2: Convert to fraction form
    179,837.82/248,132.70 = 115,277.58/x
  3. Step 3: Cross multiply
    179,837.82x = 248,132.70 × 115,277.58
  4. Step 4: Simplify right side
    179,837.82x = 28,604,137,174.87
  5. Step 5: Solve for x
    x = 28,604,137,174.87/179,837.82
  6. Step 6: Final answer
    x = 159,055.18

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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.