Home / 105,868.22-146,098.37-58,124.64

Finding the Fourth Proportional to 105,868.22, 146,098.37 and 58,124.64

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Solution

The fourth proportional to 105,868.22, 146,098.37 and 58,124.64 is: 80,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,868.22 : 146,098.37 = 58,124.64 : x
  2. Step 2: Convert to fraction form
    105,868.22/146,098.37 = 58,124.64/x
  3. Step 3: Cross multiply
    105,868.22x = 146,098.37 × 58,124.64
  4. Step 4: Simplify right side
    105,868.22x = 8,491,914,705.26
  5. Step 5: Solve for x
    x = 8,491,914,705.26/105,868.22
  6. Step 6: Final answer
    x = 80,212.13

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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.