Home / 217,501.62-299,979.09-179,710.26

Finding the Fourth Proportional to 217,501.62, 299,979.09 and 179,710.26

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Solution

The fourth proportional to 217,501.62, 299,979.09 and 179,710.26 is: 247,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,501.62 : 299,979.09 = 179,710.26 : x
  2. Step 2: Convert to fraction form
    217,501.62/299,979.09 = 179,710.26/x
  3. Step 3: Cross multiply
    217,501.62x = 299,979.09 × 179,710.26
  4. Step 4: Simplify right side
    217,501.62x = 53,909,320,258.46
  5. Step 5: Solve for x
    x = 53,909,320,258.46/217,501.62
  6. Step 6: Final answer
    x = 247,857.10

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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.