Home / 116,833.58-161,230.06-63,118.43

Finding the Fourth Proportional to 116,833.58, 161,230.06 and 63,118.43

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Solution

The fourth proportional to 116,833.58, 161,230.06 and 63,118.43 is: 87,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,833.58 : 161,230.06 = 63,118.43 : x
  2. Step 2: Convert to fraction form
    116,833.58/161,230.06 = 63,118.43/x
  3. Step 3: Cross multiply
    116,833.58x = 161,230.06 × 63,118.43
  4. Step 4: Simplify right side
    116,833.58x = 10,176,588,256.01
  5. Step 5: Solve for x
    x = 10,176,588,256.01/116,833.58
  6. Step 6: Final answer
    x = 87,103.28

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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.