Home / 187,027.20-258,099.17-106,459.91

Finding the Fourth Proportional to 187,027.20, 258,099.17 and 106,459.91

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Solution

The fourth proportional to 187,027.20, 258,099.17 and 106,459.91 is: 146,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,027.20 : 258,099.17 = 106,459.91 : x
  2. Step 2: Convert to fraction form
    187,027.20/258,099.17 = 106,459.91/x
  3. Step 3: Cross multiply
    187,027.20x = 258,099.17 × 106,459.91
  4. Step 4: Simplify right side
    187,027.20x = 27,477,214,409.27
  5. Step 5: Solve for x
    x = 27,477,214,409.27/187,027.20
  6. Step 6: Final answer
    x = 146,915.61

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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.