Home / 37,261.22-55,890.34-12,300.53

Finding the Fourth Proportional to 37,261.22, 55,890.34 and 12,300.53

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Solution

The fourth proportional to 37,261.22, 55,890.34 and 12,300.53 is: 18,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,261.22 : 55,890.34 = 12,300.53 : x
  2. Step 2: Convert to fraction form
    37,261.22/55,890.34 = 12,300.53/x
  3. Step 3: Cross multiply
    37,261.22x = 55,890.34 × 12,300.53
  4. Step 4: Simplify right side
    37,261.22x = 687,480,493.68
  5. Step 5: Solve for x
    x = 687,480,493.68/37,261.22
  6. Step 6: Final answer
    x = 18,450.30

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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.