Home / 185,186.86-255,578.61-104,619.57

Finding the Fourth Proportional to 185,186.86, 255,578.61 and 104,619.57

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Solution

The fourth proportional to 185,186.86, 255,578.61 and 104,619.57 is: 144,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,186.86 : 255,578.61 = 104,619.57 : x
  2. Step 2: Convert to fraction form
    185,186.86/255,578.61 = 104,619.57/x
  3. Step 3: Cross multiply
    185,186.86x = 255,578.61 × 104,619.57
  4. Step 4: Simplify right side
    185,186.86x = 26,738,524,279.40
  5. Step 5: Solve for x
    x = 26,738,524,279.40/185,186.86
  6. Step 6: Final answer
    x = 144,386.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.