Home / 172,786.08-238,437.12-96,313.52

Finding the Fourth Proportional to 172,786.08, 238,437.12 and 96,313.52

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Solution

The fourth proportional to 172,786.08, 238,437.12 and 96,313.52 is: 132,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,786.08 : 238,437.12 = 96,313.52 : x
  2. Step 2: Convert to fraction form
    172,786.08/238,437.12 = 96,313.52/x
  3. Step 3: Cross multiply
    172,786.08x = 238,437.12 × 96,313.52
  4. Step 4: Simplify right side
    172,786.08x = 22,964,718,741.37
  5. Step 5: Solve for x
    x = 22,964,718,741.37/172,786.08
  6. Step 6: Final answer
    x = 132,908.39

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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.