Home / 113,725.33-156,940.49-62,741.23

Finding the Fourth Proportional to 113,725.33, 156,940.49 and 62,741.23

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Solution

The fourth proportional to 113,725.33, 156,940.49 and 62,741.23 is: 86,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,725.33 : 156,940.49 = 62,741.23 : x
  2. Step 2: Convert to fraction form
    113,725.33/156,940.49 = 62,741.23/x
  3. Step 3: Cross multiply
    113,725.33x = 156,940.49 × 62,741.23
  4. Step 4: Simplify right side
    113,725.33x = 9,846,639,143.90
  5. Step 5: Solve for x
    x = 9,846,639,143.90/113,725.33
  6. Step 6: Final answer
    x = 86,582.64

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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.