Home / 43,722.93-65,243.39-39,010.55

Finding the Fourth Proportional to 43,722.93, 65,243.39 and 39,010.55

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Solution

The fourth proportional to 43,722.93, 65,243.39 and 39,010.55 is: 58,211.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722.93 : 65,243.39 = 39,010.55 : x
  2. Step 2: Convert to fraction form
    43,722.93/65,243.39 = 39,010.55/x
  3. Step 3: Cross multiply
    43,722.93x = 65,243.39 × 39,010.55
  4. Step 4: Simplify right side
    43,722.93x = 2,545,180,283.10
  5. Step 5: Solve for x
    x = 2,545,180,283.10/43,722.93
  6. Step 6: Final answer
    x = 58,211.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.