Home / 43,360.48-65,040.72-12,195.73

Finding the Fourth Proportional to 43,360.48, 65,040.72 and 12,195.73

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Solution

The fourth proportional to 43,360.48, 65,040.72 and 12,195.73 is: 18,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,360.48 : 65,040.72 = 12,195.73 : x
  2. Step 2: Convert to fraction form
    43,360.48/65,040.72 = 12,195.73/x
  3. Step 3: Cross multiply
    43,360.48x = 65,040.72 × 12,195.73
  4. Step 4: Simplify right side
    43,360.48x = 793,219,060.13
  5. Step 5: Solve for x
    x = 793,219,060.13/43,360.48
  6. Step 6: Final answer
    x = 18,293.60

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1.5x scale

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.