Home / 83,889.56-115,767.60-46,163.81

Finding the Fourth Proportional to 83,889.56, 115,767.60 and 46,163.81

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Solution

The fourth proportional to 83,889.56, 115,767.60 and 46,163.81 is: 63,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,889.56 : 115,767.60 = 46,163.81 : x
  2. Step 2: Convert to fraction form
    83,889.56/115,767.60 = 46,163.81/x
  3. Step 3: Cross multiply
    83,889.56x = 115,767.60 × 46,163.81
  4. Step 4: Simplify right side
    83,889.56x = 5,344,272,911.72
  5. Step 5: Solve for x
    x = 5,344,272,911.72/83,889.56
  6. Step 6: Final answer
    x = 63,706.06

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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.