Home / 120,736.07-181,063.09-41,831.88

Finding the Fourth Proportional to 120,736.07, 181,063.09 and 41,831.88

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Solution

The fourth proportional to 120,736.07, 181,063.09 and 41,831.88 is: 62,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,736.07 : 181,063.09 = 41,831.88 : x
  2. Step 2: Convert to fraction form
    120,736.07/181,063.09 = 41,831.88/x
  3. Step 3: Cross multiply
    120,736.07x = 181,063.09 × 41,831.88
  4. Step 4: Simplify right side
    120,736.07x = 7,574,209,453.31
  5. Step 5: Solve for x
    x = 7,574,209,453.31/120,736.07
  6. Step 6: Final answer
    x = 62,733.61

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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.