Home / 114,749.91-172,001.79-55,504.08

Finding the Fourth Proportional to 114,749.91, 172,001.79 and 55,504.08

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Solution

The fourth proportional to 114,749.91, 172,001.79 and 55,504.08 is: 83,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,749.91 : 172,001.79 = 55,504.08 : x
  2. Step 2: Convert to fraction form
    114,749.91/172,001.79 = 55,504.08/x
  3. Step 3: Cross multiply
    114,749.91x = 172,001.79 × 55,504.08
  4. Step 4: Simplify right side
    114,749.91x = 9,546,801,112.30
  5. Step 5: Solve for x
    x = 9,546,801,112.30/114,749.91
  6. Step 6: Final answer
    x = 83,196.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.