Home / 130,691.51-196,044.57-37,189.97

Finding the Fourth Proportional to 130,691.51, 196,044.57 and 37,189.97

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Solution

The fourth proportional to 130,691.51, 196,044.57 and 37,189.97 is: 55,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,691.51 : 196,044.57 = 37,189.97 : x
  2. Step 2: Convert to fraction form
    130,691.51/196,044.57 = 37,189.97/x
  3. Step 3: Cross multiply
    130,691.51x = 196,044.57 × 37,189.97
  4. Step 4: Simplify right side
    130,691.51x = 7,290,891,431.91
  5. Step 5: Solve for x
    x = 7,290,891,431.91/130,691.51
  6. Step 6: Final answer
    x = 55,787.03

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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.