Home / 178,667.63-246,491.00-102,145.61

Finding the Fourth Proportional to 178,667.63, 246,491.00 and 102,145.61

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Solution

The fourth proportional to 178,667.63, 246,491.00 and 102,145.61 is: 140,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,667.63 : 246,491.00 = 102,145.61 : x
  2. Step 2: Convert to fraction form
    178,667.63/246,491.00 = 102,145.61/x
  3. Step 3: Cross multiply
    178,667.63x = 246,491.00 × 102,145.61
  4. Step 4: Simplify right side
    178,667.63x = 25,177,971,811.33
  5. Step 5: Solve for x
    x = 25,177,971,811.33/178,667.63
  6. Step 6: Final answer
    x = 140,920.73

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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.