Home / 131,293.26-196,812.36-104,574.06

Finding the Fourth Proportional to 131,293.26, 196,812.36 and 104,574.06

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Solution

The fourth proportional to 131,293.26, 196,812.36 and 104,574.06 is: 156,759.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,293.26 : 196,812.36 = 104,574.06 : x
  2. Step 2: Convert to fraction form
    131,293.26/196,812.36 = 104,574.06/x
  3. Step 3: Cross multiply
    131,293.26x = 196,812.36 × 104,574.06
  4. Step 4: Simplify right side
    131,293.26x = 20,581,467,543.38
  5. Step 5: Solve for x
    x = 20,581,467,543.38/131,293.26
  6. Step 6: Final answer
    x = 156,759.51

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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.