Home / 172,652.18-258,696.69-105,951.41

Finding the Fourth Proportional to 172,652.18, 258,696.69 and 105,951.41

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Solution

The fourth proportional to 172,652.18, 258,696.69 and 105,951.41 is: 158,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,652.18 : 258,696.69 = 105,951.41 : x
  2. Step 2: Convert to fraction form
    172,652.18/258,696.69 = 105,951.41/x
  3. Step 3: Cross multiply
    172,652.18x = 258,696.69 × 105,951.41
  4. Step 4: Simplify right side
    172,652.18x = 27,409,279,714.57
  5. Step 5: Solve for x
    x = 27,409,279,714.57/172,652.18
  6. Step 6: Final answer
    x = 158,754.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.