Home / 83,650.51-115,433.67-47,844.46

Finding the Fourth Proportional to 83,650.51, 115,433.67 and 47,844.46

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Solution

The fourth proportional to 83,650.51, 115,433.67 and 47,844.46 is: 66,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,650.51 : 115,433.67 = 47,844.46 : x
  2. Step 2: Convert to fraction form
    83,650.51/115,433.67 = 47,844.46/x
  3. Step 3: Cross multiply
    83,650.51x = 115,433.67 × 47,844.46
  4. Step 4: Simplify right side
    83,650.51x = 5,522,861,606.97
  5. Step 5: Solve for x
    x = 5,522,861,606.97/83,650.51
  6. Step 6: Final answer
    x = 66,023.05

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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.