Home / 172,864.32-238,488.48-116,185.92

Finding the Fourth Proportional to 172,864.32, 238,488.48 and 116,185.92

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Solution

The fourth proportional to 172,864.32, 238,488.48 and 116,185.92 is: 160,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,864.32 : 238,488.48 = 116,185.92 : x
  2. Step 2: Convert to fraction form
    172,864.32/238,488.48 = 116,185.92/x
  3. Step 3: Cross multiply
    172,864.32x = 238,488.48 × 116,185.92
  4. Step 4: Simplify right side
    172,864.32x = 27,709,003,458.20
  5. Step 5: Solve for x
    x = 27,709,003,458.20/172,864.32
  6. Step 6: Final answer
    x = 160,293.36

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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.