Home / 62,766.63-86,577.26-40,112.55

Finding the Fourth Proportional to 62,766.63, 86,577.26 and 40,112.55

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Solution

The fourth proportional to 62,766.63, 86,577.26 and 40,112.55 is: 55,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,766.63 : 86,577.26 = 40,112.55 : x
  2. Step 2: Convert to fraction form
    62,766.63/86,577.26 = 40,112.55/x
  3. Step 3: Cross multiply
    62,766.63x = 86,577.26 × 40,112.55
  4. Step 4: Simplify right side
    62,766.63x = 3,472,834,470.05
  5. Step 5: Solve for x
    x = 3,472,834,470.05/62,766.63
  6. Step 6: Final answer
    x = 55,329.31

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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.