Home / 172,601.99-238,219.13-108,095.66

Finding the Fourth Proportional to 172,601.99, 238,219.13 and 108,095.66

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Solution

The fourth proportional to 172,601.99, 238,219.13 and 108,095.66 is: 149,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,601.99 : 238,219.13 = 108,095.66 : x
  2. Step 2: Convert to fraction form
    172,601.99/238,219.13 = 108,095.66/x
  3. Step 3: Cross multiply
    172,601.99x = 238,219.13 × 108,095.66
  4. Step 4: Simplify right side
    172,601.99x = 25,750,454,786.39
  5. Step 5: Solve for x
    x = 25,750,454,786.39/172,601.99
  6. Step 6: Final answer
    x = 149,189.79

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1.5x scale

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.