Home / 131,846.16-197,802.81-38,351.88

Finding the Fourth Proportional to 131,846.16, 197,802.81 and 38,351.88

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Solution

The fourth proportional to 131,846.16, 197,802.81 and 38,351.88 is: 57,537.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,846.16 : 197,802.81 = 38,351.88 : x
  2. Step 2: Convert to fraction form
    131,846.16/197,802.81 = 38,351.88/x
  3. Step 3: Cross multiply
    131,846.16x = 197,802.81 × 38,351.88
  4. Step 4: Simplify right side
    131,846.16x = 7,586,109,632.78
  5. Step 5: Solve for x
    x = 7,586,109,632.78/131,846.16
  6. Step 6: Final answer
    x = 57,537.58

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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.