Home / 86,632.74-119,540.61-50,814.54

Finding the Fourth Proportional to 86,632.74, 119,540.61 and 50,814.54

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Solution

The fourth proportional to 86,632.74, 119,540.61 and 50,814.54 is: 70,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,632.74 : 119,540.61 = 50,814.54 : x
  2. Step 2: Convert to fraction form
    86,632.74/119,540.61 = 50,814.54/x
  3. Step 3: Cross multiply
    86,632.74x = 119,540.61 × 50,814.54
  4. Step 4: Simplify right side
    86,632.74x = 6,074,401,108.47
  5. Step 5: Solve for x
    x = 6,074,401,108.47/86,632.74
  6. Step 6: Final answer
    x = 70,116.69

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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.