Home / 126,224.69-189,347.11-41,981.81

Finding the Fourth Proportional to 126,224.69, 189,347.11 and 41,981.81

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Solution

The fourth proportional to 126,224.69, 189,347.11 and 41,981.81 is: 62,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,224.69 : 189,347.11 = 41,981.81 : x
  2. Step 2: Convert to fraction form
    126,224.69/189,347.11 = 41,981.81/x
  3. Step 3: Cross multiply
    126,224.69x = 189,347.11 × 41,981.81
  4. Step 4: Simplify right side
    126,224.69x = 7,949,133,344.38
  5. Step 5: Solve for x
    x = 7,949,133,344.38/126,224.69
  6. Step 6: Final answer
    x = 62,976.06

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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.