Home / 37,040.89-55,564.70-12,074.53

Finding the Fourth Proportional to 37,040.89, 55,564.70 and 12,074.53

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Solution

The fourth proportional to 37,040.89, 55,564.70 and 12,074.53 is: 18,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.89 : 55,564.70 = 12,074.53 : x
  2. Step 2: Convert to fraction form
    37,040.89/55,564.70 = 12,074.53/x
  3. Step 3: Cross multiply
    37,040.89x = 55,564.70 × 12,074.53
  4. Step 4: Simplify right side
    37,040.89x = 670,917,637.09
  5. Step 5: Solve for x
    x = 670,917,637.09/37,040.89
  6. Step 6: Final answer
    x = 18,112.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.