Home / 43,360.23-65,040.35-12,195.48

Finding the Fourth Proportional to 43,360.23, 65,040.35 and 12,195.48

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Solution

The fourth proportional to 43,360.23, 65,040.35 and 12,195.48 is: 18,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,360.23 : 65,040.35 = 12,195.48 : x
  2. Step 2: Convert to fraction form
    43,360.23/65,040.35 = 12,195.48/x
  3. Step 3: Cross multiply
    43,360.23x = 65,040.35 × 12,195.48
  4. Step 4: Simplify right side
    43,360.23x = 793,197,901.44
  5. Step 5: Solve for x
    x = 793,197,901.44/43,360.23
  6. Step 6: Final answer
    x = 18,293.21

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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.